Home / 47,713.20-71,569.80-29,255.60

Finding the Fourth Proportional to 47,713.20, 71,569.80 and 29,255.60

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Solution

The fourth proportional to 47,713.20, 71,569.80 and 29,255.60 is: 43,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,713.20 : 71,569.80 = 29,255.60 : x
  2. Step 2: Convert to fraction form
    47,713.20/71,569.80 = 29,255.60/x
  3. Step 3: Cross multiply
    47,713.20x = 71,569.80 × 29,255.60
  4. Step 4: Simplify right side
    47,713.20x = 2,093,817,440.88
  5. Step 5: Solve for x
    x = 2,093,817,440.88/47,713.20
  6. Step 6: Final answer
    x = 43,883.40

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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.