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Finding the Fourth Proportional to 29,379.92, 44,032.44 and 13,763.12

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Solution

The fourth proportional to 29,379.92, 44,032.44 and 13,763.12 is: 20,627.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.92 : 44,032.44 = 13,763.12 : x
  2. Step 2: Convert to fraction form
    29,379.92/44,032.44 = 13,763.12/x
  3. Step 3: Cross multiply
    29,379.92x = 44,032.44 × 13,763.12
  4. Step 4: Simplify right side
    29,379.92x = 606,023,755.61
  5. Step 5: Solve for x
    x = 606,023,755.61/29,379.92
  6. Step 6: Final answer
    x = 20,627.14

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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.