Home / 52,079.40-71,873.99-29,422.55

Finding the Fourth Proportional to 52,079.40, 71,873.99 and 29,422.55

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Solution

The fourth proportional to 52,079.40, 71,873.99 and 29,422.55 is: 40,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,079.40 : 71,873.99 = 29,422.55 : x
  2. Step 2: Convert to fraction form
    52,079.40/71,873.99 = 29,422.55/x
  3. Step 3: Cross multiply
    52,079.40x = 71,873.99 × 29,422.55
  4. Step 4: Simplify right side
    52,079.40x = 2,114,716,064.47
  5. Step 5: Solve for x
    x = 2,114,716,064.47/52,079.40
  6. Step 6: Final answer
    x = 40,605.61

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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.