Home / 37,142.42-51,221.73-29,613.78

Finding the Fourth Proportional to 37,142.42, 51,221.73 and 29,613.78

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Solution

The fourth proportional to 37,142.42, 51,221.73 and 29,613.78 is: 40,839.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,142.42 : 51,221.73 = 29,613.78 : x
  2. Step 2: Convert to fraction form
    37,142.42/51,221.73 = 29,613.78/x
  3. Step 3: Cross multiply
    37,142.42x = 51,221.73 × 29,613.78
  4. Step 4: Simplify right side
    37,142.42x = 1,516,869,043.44
  5. Step 5: Solve for x
    x = 1,516,869,043.44/37,142.42
  6. Step 6: Final answer
    x = 40,839.26

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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.