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Finding the Fourth Proportional to 15,294.14, 22,939.05 and 4,904.54

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Solution

The fourth proportional to 15,294.14, 22,939.05 and 4,904.54 is: 7,356.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,294.14 : 22,939.05 = 4,904.54 : x
  2. Step 2: Convert to fraction form
    15,294.14/22,939.05 = 4,904.54/x
  3. Step 3: Cross multiply
    15,294.14x = 22,939.05 × 4,904.54
  4. Step 4: Simplify right side
    15,294.14x = 112,505,488.29
  5. Step 5: Solve for x
    x = 112,505,488.29/15,294.14
  6. Step 6: Final answer
    x = 7,356.12

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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.