Home / 56,821.26-85,244.18-21,760.92

Finding the Fourth Proportional to 56,821.26, 85,244.18 and 21,760.92

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Solution

The fourth proportional to 56,821.26, 85,244.18 and 21,760.92 is: 32,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,821.26 : 85,244.18 = 21,760.92 : x
  2. Step 2: Convert to fraction form
    56,821.26/85,244.18 = 21,760.92/x
  3. Step 3: Cross multiply
    56,821.26x = 85,244.18 × 21,760.92
  4. Step 4: Simplify right side
    56,821.26x = 1,854,991,781.45
  5. Step 5: Solve for x
    x = 1,854,991,781.45/56,821.26
  6. Step 6: Final answer
    x = 32,646.09

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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.