Home / 40,082.28-55,317.68-23,087.08

Finding the Fourth Proportional to 40,082.28, 55,317.68 and 23,087.08

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Solution

The fourth proportional to 40,082.28, 55,317.68 and 23,087.08 is: 31,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,082.28 : 55,317.68 = 23,087.08 : x
  2. Step 2: Convert to fraction form
    40,082.28/55,317.68 = 23,087.08/x
  3. Step 3: Cross multiply
    40,082.28x = 55,317.68 × 23,087.08
  4. Step 4: Simplify right side
    40,082.28x = 1,277,123,703.57
  5. Step 5: Solve for x
    x = 1,277,123,703.57/40,082.28
  6. Step 6: Final answer
    x = 31,862.55

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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.