Home / 25,406.08-35,061.44-14,228.16

Finding the Fourth Proportional to 25,406.08, 35,061.44 and 14,228.16

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Solution

The fourth proportional to 25,406.08, 35,061.44 and 14,228.16 is: 19,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.08 : 35,061.44 = 14,228.16 : x
  2. Step 2: Convert to fraction form
    25,406.08/35,061.44 = 14,228.16/x
  3. Step 3: Cross multiply
    25,406.08x = 35,061.44 × 14,228.16
  4. Step 4: Simplify right side
    25,406.08x = 498,859,778.15
  5. Step 5: Solve for x
    x = 498,859,778.15/25,406.08
  6. Step 6: Final answer
    x = 19,635.45

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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.