Home / 25,475.40-35,158.26-14,147.07

Finding the Fourth Proportional to 25,475.40, 35,158.26 and 14,147.07

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Solution

The fourth proportional to 25,475.40, 35,158.26 and 14,147.07 is: 19,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,475.40 : 35,158.26 = 14,147.07 : x
  2. Step 2: Convert to fraction form
    25,475.40/35,158.26 = 14,147.07/x
  3. Step 3: Cross multiply
    25,475.40x = 35,158.26 × 14,147.07
  4. Step 4: Simplify right side
    25,475.40x = 497,386,365.30
  5. Step 5: Solve for x
    x = 497,386,365.30/25,475.40
  6. Step 6: Final answer
    x = 19,524.18

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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.