Home / 15,116.28-22,675.76-4,727.76

Finding the Fourth Proportional to 15,116.28, 22,675.76 and 4,727.76

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Solution

The fourth proportional to 15,116.28, 22,675.76 and 4,727.76 is: 7,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.28 : 22,675.76 = 4,727.76 : x
  2. Step 2: Convert to fraction form
    15,116.28/22,675.76 = 4,727.76/x
  3. Step 3: Cross multiply
    15,116.28x = 22,675.76 × 4,727.76
  4. Step 4: Simplify right side
    15,116.28x = 107,205,551.10
  5. Step 5: Solve for x
    x = 107,205,551.10/15,116.28
  6. Step 6: Final answer
    x = 7,092.06

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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.