Home / 17,693.40-26,540.51-4,545.89

Finding the Fourth Proportional to 17,693.40, 26,540.51 and 4,545.89

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Solution

The fourth proportional to 17,693.40, 26,540.51 and 4,545.89 is: 6,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,693.40 : 26,540.51 = 4,545.89 : x
  2. Step 2: Convert to fraction form
    17,693.40/26,540.51 = 4,545.89/x
  3. Step 3: Cross multiply
    17,693.40x = 26,540.51 × 4,545.89
  4. Step 4: Simplify right side
    17,693.40x = 120,650,083.57
  5. Step 5: Solve for x
    x = 120,650,083.57/17,693.40
  6. Step 6: Final answer
    x = 6,818.93

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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.