Home / 60,044.55-82,872.90-39,590.64

Finding the Fourth Proportional to 60,044.55, 82,872.90 and 39,590.64

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Solution

The fourth proportional to 60,044.55, 82,872.90 and 39,590.64 is: 54,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,044.55 : 82,872.90 = 39,590.64 : x
  2. Step 2: Convert to fraction form
    60,044.55/82,872.90 = 39,590.64/x
  3. Step 3: Cross multiply
    60,044.55x = 82,872.90 × 39,590.64
  4. Step 4: Simplify right side
    60,044.55x = 3,280,991,149.66
  5. Step 5: Solve for x
    x = 3,280,991,149.66/60,044.55
  6. Step 6: Final answer
    x = 54,642.61

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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.