Home / 29,156.92-43,756.62-11,631.76

Finding the Fourth Proportional to 29,156.92, 43,756.62 and 11,631.76

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Solution

The fourth proportional to 29,156.92, 43,756.62 and 11,631.76 is: 17,456.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.92 : 43,756.62 = 11,631.76 : x
  2. Step 2: Convert to fraction form
    29,156.92/43,756.62 = 11,631.76/x
  3. Step 3: Cross multiply
    29,156.92x = 43,756.62 × 11,631.76
  4. Step 4: Simplify right side
    29,156.92x = 508,966,502.25
  5. Step 5: Solve for x
    x = 508,966,502.25/29,156.92
  6. Step 6: Final answer
    x = 17,456.11

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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.