Home / 56,321.52-84,498.24-28,207.62

Finding the Fourth Proportional to 56,321.52, 84,498.24 and 28,207.62

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Solution

The fourth proportional to 56,321.52, 84,498.24 and 28,207.62 is: 42,319.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,321.52 : 84,498.24 = 28,207.62 : x
  2. Step 2: Convert to fraction form
    56,321.52/84,498.24 = 28,207.62/x
  3. Step 3: Cross multiply
    56,321.52x = 84,498.24 × 28,207.62
  4. Step 4: Simplify right side
    56,321.52x = 2,383,494,244.59
  5. Step 5: Solve for x
    x = 2,383,494,244.59/56,321.52
  6. Step 6: Final answer
    x = 42,319.42

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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.