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Finding the Fourth Proportional to 29,422.80, 44,076.60 and 17,701.20

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Solution

The fourth proportional to 29,422.80, 44,076.60 and 17,701.20 is: 26,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.80 : 44,076.60 = 17,701.20 : x
  2. Step 2: Convert to fraction form
    29,422.80/44,076.60 = 17,701.20/x
  3. Step 3: Cross multiply
    29,422.80x = 44,076.60 × 17,701.20
  4. Step 4: Simplify right side
    29,422.80x = 780,208,711.92
  5. Step 5: Solve for x
    x = 780,208,711.92/29,422.80
  6. Step 6: Final answer
    x = 26,517.15

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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.