Home / 25,972.64-38,960.17-13,484.77

Finding the Fourth Proportional to 25,972.64, 38,960.17 and 13,484.77

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Solution

The fourth proportional to 25,972.64, 38,960.17 and 13,484.77 is: 20,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,972.64 : 38,960.17 = 13,484.77 : x
  2. Step 2: Convert to fraction form
    25,972.64/38,960.17 = 13,484.77/x
  3. Step 3: Cross multiply
    25,972.64x = 38,960.17 × 13,484.77
  4. Step 4: Simplify right side
    25,972.64x = 525,368,931.61
  5. Step 5: Solve for x
    x = 525,368,931.61/25,972.64
  6. Step 6: Final answer
    x = 20,227.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.