Home / 37,082.79-51,177.92-21,169.64

Finding the Fourth Proportional to 37,082.79, 51,177.92 and 21,169.64

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Solution

The fourth proportional to 37,082.79, 51,177.92 and 21,169.64 is: 29,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,082.79 : 51,177.92 = 21,169.64 : x
  2. Step 2: Convert to fraction form
    37,082.79/51,177.92 = 21,169.64/x
  3. Step 3: Cross multiply
    37,082.79x = 51,177.92 × 21,169.64
  4. Step 4: Simplify right side
    37,082.79x = 1,083,418,142.35
  5. Step 5: Solve for x
    x = 1,083,418,142.35/37,082.79
  6. Step 6: Final answer
    x = 29,216.20

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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.