Home / 22,607.44-31,198.11-12,535.88

Finding the Fourth Proportional to 22,607.44, 31,198.11 and 12,535.88

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Solution

The fourth proportional to 22,607.44, 31,198.11 and 12,535.88 is: 17,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,607.44 : 31,198.11 = 12,535.88 : x
  2. Step 2: Convert to fraction form
    22,607.44/31,198.11 = 12,535.88/x
  3. Step 3: Cross multiply
    22,607.44x = 31,198.11 × 12,535.88
  4. Step 4: Simplify right side
    22,607.44x = 391,095,763.19
  5. Step 5: Solve for x
    x = 391,095,763.19/22,607.44
  6. Step 6: Final answer
    x = 17,299.43

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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.