Home / 50,691.16-76,041.06-13,251.17

Finding the Fourth Proportional to 50,691.16, 76,041.06 and 13,251.17

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Solution

The fourth proportional to 50,691.16, 76,041.06 and 13,251.17 is: 19,877.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,691.16 : 76,041.06 = 13,251.17 : x
  2. Step 2: Convert to fraction form
    50,691.16/76,041.06 = 13,251.17/x
  3. Step 3: Cross multiply
    50,691.16x = 76,041.06 × 13,251.17
  4. Step 4: Simplify right side
    50,691.16x = 1,007,633,229.61
  5. Step 5: Solve for x
    x = 1,007,633,229.61/50,691.16
  6. Step 6: Final answer
    x = 19,877.89

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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.