Home / 27,454.48-37,874.61-16,123.78

Finding the Fourth Proportional to 27,454.48, 37,874.61 and 16,123.78

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Solution

The fourth proportional to 27,454.48, 37,874.61 and 16,123.78 is: 22,243.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,454.48 : 37,874.61 = 16,123.78 : x
  2. Step 2: Convert to fraction form
    27,454.48/37,874.61 = 16,123.78/x
  3. Step 3: Cross multiply
    27,454.48x = 37,874.61 × 16,123.78
  4. Step 4: Simplify right side
    27,454.48x = 610,681,879.23
  5. Step 5: Solve for x
    x = 610,681,879.23/27,454.48
  6. Step 6: Final answer
    x = 22,243.43

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1.5x scale

Why These Related Problems?

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