Home / 25,781.04-35,557.56-17,280.24

Finding the Fourth Proportional to 25,781.04, 35,557.56 and 17,280.24

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Solution

The fourth proportional to 25,781.04, 35,557.56 and 17,280.24 is: 23,833.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,781.04 : 35,557.56 = 17,280.24 : x
  2. Step 2: Convert to fraction form
    25,781.04/35,557.56 = 17,280.24/x
  3. Step 3: Cross multiply
    25,781.04x = 35,557.56 × 17,280.24
  4. Step 4: Simplify right side
    25,781.04x = 614,443,170.61
  5. Step 5: Solve for x
    x = 614,443,170.61/25,781.04
  6. Step 6: Final answer
    x = 23,833.14

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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.