Home / 41,082.91-61,624.37-13,380.91

Finding the Fourth Proportional to 41,082.91, 61,624.37 and 13,380.91

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Solution

The fourth proportional to 41,082.91, 61,624.37 and 13,380.91 is: 20,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,082.91 : 61,624.37 = 13,380.91 : x
  2. Step 2: Convert to fraction form
    41,082.91/61,624.37 = 13,380.91/x
  3. Step 3: Cross multiply
    41,082.91x = 61,624.37 × 13,380.91
  4. Step 4: Simplify right side
    41,082.91x = 824,590,148.78
  5. Step 5: Solve for x
    x = 824,590,148.78/41,082.91
  6. Step 6: Final answer
    x = 20,071.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.