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Finding the Fourth Proportional to 29,531.64, 44,276.22 and 13,940.76

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Solution

The fourth proportional to 29,531.64, 44,276.22 and 13,940.76 is: 20,901.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.64 : 44,276.22 = 13,940.76 : x
  2. Step 2: Convert to fraction form
    29,531.64/44,276.22 = 13,940.76/x
  3. Step 3: Cross multiply
    29,531.64x = 44,276.22 × 13,940.76
  4. Step 4: Simplify right side
    29,531.64x = 617,244,156.73
  5. Step 5: Solve for x
    x = 617,244,156.73/29,531.64
  6. Step 6: Final answer
    x = 20,901.11

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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.