Home / 51,776.16-71,452.56-29,115.24

Finding the Fourth Proportional to 51,776.16, 71,452.56 and 29,115.24

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Solution

The fourth proportional to 51,776.16, 71,452.56 and 29,115.24 is: 40,179.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776.16 : 71,452.56 = 29,115.24 : x
  2. Step 2: Convert to fraction form
    51,776.16/71,452.56 = 29,115.24/x
  3. Step 3: Cross multiply
    51,776.16x = 71,452.56 × 29,115.24
  4. Step 4: Simplify right side
    51,776.16x = 2,080,358,433.01
  5. Step 5: Solve for x
    x = 2,080,358,433.01/51,776.16
  6. Step 6: Final answer
    x = 40,179.85

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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.