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Finding the Fourth Proportional to 29,407.76, 44,113.33 and 8,346.15

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Solution

The fourth proportional to 29,407.76, 44,113.33 and 8,346.15 is: 12,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,407.76 : 44,113.33 = 8,346.15 : x
  2. Step 2: Convert to fraction form
    29,407.76/44,113.33 = 8,346.15/x
  3. Step 3: Cross multiply
    29,407.76x = 44,113.33 × 8,346.15
  4. Step 4: Simplify right side
    29,407.76x = 368,176,469.18
  5. Step 5: Solve for x
    x = 368,176,469.18/29,407.76
  6. Step 6: Final answer
    x = 12,519.70

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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.