Home / 29,155.92-43,755.12-11,630.76

Finding the Fourth Proportional to 29,155.92, 43,755.12 and 11,630.76

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Solution

The fourth proportional to 29,155.92, 43,755.12 and 11,630.76 is: 17,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,155.92 : 43,755.12 = 11,630.76 : x
  2. Step 2: Convert to fraction form
    29,155.92/43,755.12 = 11,630.76/x
  3. Step 3: Cross multiply
    29,155.92x = 43,755.12 × 11,630.76
  4. Step 4: Simplify right side
    29,155.92x = 508,905,299.49
  5. Step 5: Solve for x
    x = 508,905,299.49/29,155.92
  6. Step 6: Final answer
    x = 17,454.61

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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.