Home / 25,143.39-34,714.11-15,593.43

Finding the Fourth Proportional to 25,143.39, 34,714.11 and 15,593.43

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Solution

The fourth proportional to 25,143.39, 34,714.11 and 15,593.43 is: 21,529.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.39 : 34,714.11 = 15,593.43 : x
  2. Step 2: Convert to fraction form
    25,143.39/34,714.11 = 15,593.43/x
  3. Step 3: Cross multiply
    25,143.39x = 34,714.11 × 15,593.43
  4. Step 4: Simplify right side
    25,143.39x = 541,312,044.30
  5. Step 5: Solve for x
    x = 541,312,044.30/25,143.39
  6. Step 6: Final answer
    x = 21,529.00

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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.