Home / 25,593.17-35,297.69-21,489.13

Finding the Fourth Proportional to 25,593.17, 35,297.69 and 21,489.13

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Solution

The fourth proportional to 25,593.17, 35,297.69 and 21,489.13 is: 29,637.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,593.17 : 35,297.69 = 21,489.13 : x
  2. Step 2: Convert to fraction form
    25,593.17/35,297.69 = 21,489.13/x
  3. Step 3: Cross multiply
    25,593.17x = 35,297.69 × 21,489.13
  4. Step 4: Simplify right side
    25,593.17x = 758,516,472.62
  5. Step 5: Solve for x
    x = 758,516,472.62/25,593.17
  6. Step 6: Final answer
    x = 29,637.46

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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.