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Finding the Fourth Proportional to 29,862.63, 44,793.95 and 12,313.17

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Solution

The fourth proportional to 29,862.63, 44,793.95 and 12,313.17 is: 18,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,862.63 : 44,793.95 = 12,313.17 : x
  2. Step 2: Convert to fraction form
    29,862.63/44,793.95 = 12,313.17/x
  3. Step 3: Cross multiply
    29,862.63x = 44,793.95 × 12,313.17
  4. Step 4: Simplify right side
    29,862.63x = 551,555,459.76
  5. Step 5: Solve for x
    x = 551,555,459.76/29,862.63
  6. Step 6: Final answer
    x = 18,469.76

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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.