Home / 15,105.30-22,654.71-4,711.38

Finding the Fourth Proportional to 15,105.30, 22,654.71 and 4,711.38

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Solution

The fourth proportional to 15,105.30, 22,654.71 and 4,711.38 is: 7,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,105.30 : 22,654.71 = 4,711.38 : x
  2. Step 2: Convert to fraction form
    15,105.30/22,654.71 = 4,711.38/x
  3. Step 3: Cross multiply
    15,105.30x = 22,654.71 × 4,711.38
  4. Step 4: Simplify right side
    15,105.30x = 106,734,947.60
  5. Step 5: Solve for x
    x = 106,734,947.60/15,105.30
  6. Step 6: Final answer
    x = 7,066.06

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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.