Home / 17,454.27-26,160.59-12,160.61

Finding the Fourth Proportional to 17,454.27, 26,160.59 and 12,160.61

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Solution

The fourth proportional to 17,454.27, 26,160.59 and 12,160.61 is: 18,226.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,454.27 : 26,160.59 = 12,160.61 : x
  2. Step 2: Convert to fraction form
    17,454.27/26,160.59 = 12,160.61/x
  3. Step 3: Cross multiply
    17,454.27x = 26,160.59 × 12,160.61
  4. Step 4: Simplify right side
    17,454.27x = 318,128,732.36
  5. Step 5: Solve for x
    x = 318,128,732.36/17,454.27
  6. Step 6: Final answer
    x = 18,226.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.