Home / 25,127.92-34,679.28-14,373.78

Finding the Fourth Proportional to 25,127.92, 34,679.28 and 14,373.78

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Solution

The fourth proportional to 25,127.92, 34,679.28 and 14,373.78 is: 19,837.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127.92 : 34,679.28 = 14,373.78 : x
  2. Step 2: Convert to fraction form
    25,127.92/34,679.28 = 14,373.78/x
  3. Step 3: Cross multiply
    25,127.92x = 34,679.28 × 14,373.78
  4. Step 4: Simplify right side
    25,127.92x = 498,472,341.28
  5. Step 5: Solve for x
    x = 498,472,341.28/25,127.92
  6. Step 6: Final answer
    x = 19,837.39

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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.