Home / 48,714.52-67,231.17-28,588.30

Finding the Fourth Proportional to 48,714.52, 67,231.17 and 28,588.30

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Solution

The fourth proportional to 48,714.52, 67,231.17 and 28,588.30 is: 39,454.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,714.52 : 67,231.17 = 28,588.30 : x
  2. Step 2: Convert to fraction form
    48,714.52/67,231.17 = 28,588.30/x
  3. Step 3: Cross multiply
    48,714.52x = 67,231.17 × 28,588.30
  4. Step 4: Simplify right side
    48,714.52x = 1,922,024,857.31
  5. Step 5: Solve for x
    x = 1,922,024,857.31/48,714.52
  6. Step 6: Final answer
    x = 39,454.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.