Home / 22,618.07-31,209.19-12,544.91

Finding the Fourth Proportional to 22,618.07, 31,209.19 and 12,544.91

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Solution

The fourth proportional to 22,618.07, 31,209.19 and 12,544.91 is: 17,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.07 : 31,209.19 = 12,544.91 : x
  2. Step 2: Convert to fraction form
    22,618.07/31,209.19 = 12,544.91/x
  3. Step 3: Cross multiply
    22,618.07x = 31,209.19 × 12,544.91
  4. Step 4: Simplify right side
    22,618.07x = 391,516,479.72
  5. Step 5: Solve for x
    x = 391,516,479.72/22,618.07
  6. Step 6: Final answer
    x = 17,309.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.