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Finding the Fourth Proportional to 29,794.68, 44,689.68 and 13,155.12

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Solution

The fourth proportional to 29,794.68, 44,689.68 and 13,155.12 is: 19,731.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,794.68 : 44,689.68 = 13,155.12 : x
  2. Step 2: Convert to fraction form
    29,794.68/44,689.68 = 13,155.12/x
  3. Step 3: Cross multiply
    29,794.68x = 44,689.68 × 13,155.12
  4. Step 4: Simplify right side
    29,794.68x = 587,898,103.16
  5. Step 5: Solve for x
    x = 587,898,103.16/29,794.68
  6. Step 6: Final answer
    x = 19,731.65

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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.