Home / 55,082.52-76,010.76-29,931.84

Finding the Fourth Proportional to 55,082.52, 76,010.76 and 29,931.84

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Solution

The fourth proportional to 55,082.52, 76,010.76 and 29,931.84 is: 41,304.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,082.52 : 76,010.76 = 29,931.84 : x
  2. Step 2: Convert to fraction form
    55,082.52/76,010.76 = 29,931.84/x
  3. Step 3: Cross multiply
    55,082.52x = 76,010.76 × 29,931.84
  4. Step 4: Simplify right side
    55,082.52x = 2,275,141,906.60
  5. Step 5: Solve for x
    x = 2,275,141,906.60/55,082.52
  6. Step 6: Final answer
    x = 41,304.25

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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.