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Finding the Fourth Proportional to 29,422.70, 44,134.05 and 16,981.10

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Solution

The fourth proportional to 29,422.70, 44,134.05 and 16,981.10 is: 25,471.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.70 : 44,134.05 = 16,981.10 : x
  2. Step 2: Convert to fraction form
    29,422.70/44,134.05 = 16,981.10/x
  3. Step 3: Cross multiply
    29,422.70x = 44,134.05 × 16,981.10
  4. Step 4: Simplify right side
    29,422.70x = 749,444,716.46
  5. Step 5: Solve for x
    x = 749,444,716.46/29,422.70
  6. Step 6: Final answer
    x = 25,471.65

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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.