Home / 22,124.22-30,535.64-13,176.96

Finding the Fourth Proportional to 22,124.22, 30,535.64 and 13,176.96

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Solution

The fourth proportional to 22,124.22, 30,535.64 and 13,176.96 is: 18,186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,124.22 : 30,535.64 = 13,176.96 : x
  2. Step 2: Convert to fraction form
    22,124.22/30,535.64 = 13,176.96/x
  3. Step 3: Cross multiply
    22,124.22x = 30,535.64 × 13,176.96
  4. Step 4: Simplify right side
    22,124.22x = 402,366,840.97
  5. Step 5: Solve for x
    x = 402,366,840.97/22,124.22
  6. Step 6: Final answer
    x = 18,186.71

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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.