Home / 29,082.24-43,603.20-15,940.80

Finding the Fourth Proportional to 29,082.24, 43,603.20 and 15,940.80

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Solution

The fourth proportional to 29,082.24, 43,603.20 and 15,940.80 is: 23,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082.24 : 43,603.20 = 15,940.80 : x
  2. Step 2: Convert to fraction form
    29,082.24/43,603.20 = 15,940.80/x
  3. Step 3: Cross multiply
    29,082.24x = 43,603.20 × 15,940.80
  4. Step 4: Simplify right side
    29,082.24x = 695,069,890.56
  5. Step 5: Solve for x
    x = 695,069,890.56/29,082.24
  6. Step 6: Final answer
    x = 23,900.15

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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.