Home / 25,559.28-35,272.26-14,228.19

Finding the Fourth Proportional to 25,559.28, 35,272.26 and 14,228.19

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Solution

The fourth proportional to 25,559.28, 35,272.26 and 14,228.19 is: 19,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,559.28 : 35,272.26 = 14,228.19 : x
  2. Step 2: Convert to fraction form
    25,559.28/35,272.26 = 14,228.19/x
  3. Step 3: Cross multiply
    25,559.28x = 35,272.26 × 14,228.19
  4. Step 4: Simplify right side
    25,559.28x = 501,860,417.01
  5. Step 5: Solve for x
    x = 501,860,417.01/25,559.28
  6. Step 6: Final answer
    x = 19,635.15

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Half scale
Find fourth proportional to 51,118.56, 70,544.52 and 28,456.38
Double scale
Find fourth proportional to 25,560.28, 35,273.64 and 14,229.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.