Home / 47,714.88-71,575.92-12,653.52

Finding the Fourth Proportional to 47,714.88, 71,575.92 and 12,653.52

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Solution

The fourth proportional to 47,714.88, 71,575.92 and 12,653.52 is: 18,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,714.88 : 71,575.92 = 12,653.52 : x
  2. Step 2: Convert to fraction form
    47,714.88/71,575.92 = 12,653.52/x
  3. Step 3: Cross multiply
    47,714.88x = 71,575.92 × 12,653.52
  4. Step 4: Simplify right side
    47,714.88x = 905,687,335.24
  5. Step 5: Solve for x
    x = 905,687,335.24/47,714.88
  6. Step 6: Final answer
    x = 18,981.23

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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.