Home / 22,850.92-31,534.06-12,779.24

Finding the Fourth Proportional to 22,850.92, 31,534.06 and 12,779.24

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Solution

The fourth proportional to 22,850.92, 31,534.06 and 12,779.24 is: 17,635.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,850.92 : 31,534.06 = 12,779.24 : x
  2. Step 2: Convert to fraction form
    22,850.92/31,534.06 = 12,779.24/x
  3. Step 3: Cross multiply
    22,850.92x = 31,534.06 × 12,779.24
  4. Step 4: Simplify right side
    22,850.92x = 402,981,320.91
  5. Step 5: Solve for x
    x = 402,981,320.91/22,850.92
  6. Step 6: Final answer
    x = 17,635.23

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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.