Home / 47,127.88-70,691.46-12,067.48

Finding the Fourth Proportional to 47,127.88, 70,691.46 and 12,067.48

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Solution

The fourth proportional to 47,127.88, 70,691.46 and 12,067.48 is: 18,101.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,127.88 : 70,691.46 = 12,067.48 : x
  2. Step 2: Convert to fraction form
    47,127.88/70,691.46 = 12,067.48/x
  3. Step 3: Cross multiply
    47,127.88x = 70,691.46 × 12,067.48
  4. Step 4: Simplify right side
    47,127.88x = 853,067,779.72
  5. Step 5: Solve for x
    x = 853,067,779.72/47,127.88
  6. Step 6: Final answer
    x = 18,101.13

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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.