Home / 52,082.07-71,868.12-29,107.65

Finding the Fourth Proportional to 52,082.07, 71,868.12 and 29,107.65

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Solution

The fourth proportional to 52,082.07, 71,868.12 and 29,107.65 is: 40,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,082.07 : 71,868.12 = 29,107.65 : x
  2. Step 2: Convert to fraction form
    52,082.07/71,868.12 = 29,107.65/x
  3. Step 3: Cross multiply
    52,082.07x = 71,868.12 × 29,107.65
  4. Step 4: Simplify right side
    52,082.07x = 2,091,912,083.12
  5. Step 5: Solve for x
    x = 2,091,912,083.12/52,082.07
  6. Step 6: Final answer
    x = 40,165.69

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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.