Home / 47,714.80-71,426.40-37,217.20

Finding the Fourth Proportional to 47,714.80, 71,426.40 and 37,217.20

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Solution

The fourth proportional to 47,714.80, 71,426.40 and 37,217.20 is: 55,712.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,714.80 : 71,426.40 = 37,217.20 : x
  2. Step 2: Convert to fraction form
    47,714.80/71,426.40 = 37,217.20/x
  3. Step 3: Cross multiply
    47,714.80x = 71,426.40 × 37,217.20
  4. Step 4: Simplify right side
    47,714.80x = 2,658,290,614.08
  5. Step 5: Solve for x
    x = 2,658,290,614.08/47,714.80
  6. Step 6: Final answer
    x = 55,712.08

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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.