Home / 23,018.43-31,765.26-13,082.43

Finding the Fourth Proportional to 23,018.43, 31,765.26 and 13,082.43

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Solution

The fourth proportional to 23,018.43, 31,765.26 and 13,082.43 is: 18,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,018.43 : 31,765.26 = 13,082.43 : x
  2. Step 2: Convert to fraction form
    23,018.43/31,765.26 = 13,082.43/x
  3. Step 3: Cross multiply
    23,018.43x = 31,765.26 × 13,082.43
  4. Step 4: Simplify right side
    23,018.43x = 415,566,790.38
  5. Step 5: Solve for x
    x = 415,566,790.38/23,018.43
  6. Step 6: Final answer
    x = 18,053.65

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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.