Home / 47,534.30-71,317.65-14,255.18

Finding the Fourth Proportional to 47,534.30, 71,317.65 and 14,255.18

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Solution

The fourth proportional to 47,534.30, 71,317.65 and 14,255.18 is: 21,387.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,534.30 : 71,317.65 = 14,255.18 : x
  2. Step 2: Convert to fraction form
    47,534.30/71,317.65 = 14,255.18/x
  3. Step 3: Cross multiply
    47,534.30x = 71,317.65 × 14,255.18
  4. Step 4: Simplify right side
    47,534.30x = 1,016,645,937.93
  5. Step 5: Solve for x
    x = 1,016,645,937.93/47,534.30
  6. Step 6: Final answer
    x = 21,387.63

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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.