Home / 27,689.25-41,545.50-11,897.74

Finding the Fourth Proportional to 27,689.25, 41,545.50 and 11,897.74

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Solution

The fourth proportional to 27,689.25, 41,545.50 and 11,897.74 is: 17,851.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.25 : 41,545.50 = 11,897.74 : x
  2. Step 2: Convert to fraction form
    27,689.25/41,545.50 = 11,897.74/x
  3. Step 3: Cross multiply
    27,689.25x = 41,545.50 × 11,897.74
  4. Step 4: Simplify right side
    27,689.25x = 494,297,557.17
  5. Step 5: Solve for x
    x = 494,297,557.17/27,689.25
  6. Step 6: Final answer
    x = 17,851.61

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1.5x scale

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.