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Finding the Fourth Proportional to 15,299.08, 22,949.76 and 7,898.92

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Solution

The fourth proportional to 15,299.08, 22,949.76 and 7,898.92 is: 11,848.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.08 : 22,949.76 = 7,898.92 : x
  2. Step 2: Convert to fraction form
    15,299.08/22,949.76 = 7,898.92/x
  3. Step 3: Cross multiply
    15,299.08x = 22,949.76 × 7,898.92
  4. Step 4: Simplify right side
    15,299.08x = 181,278,318.26
  5. Step 5: Solve for x
    x = 181,278,318.26/15,299.08
  6. Step 6: Final answer
    x = 11,848.97

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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.