Home / 27,456.48-37,877.36-16,125.78

Finding the Fourth Proportional to 27,456.48, 37,877.36 and 16,125.78

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Solution

The fourth proportional to 27,456.48, 37,877.36 and 16,125.78 is: 22,246.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,456.48 : 37,877.36 = 16,125.78 : x
  2. Step 2: Convert to fraction form
    27,456.48/37,877.36 = 16,125.78/x
  3. Step 3: Cross multiply
    27,456.48x = 37,877.36 × 16,125.78
  4. Step 4: Simplify right side
    27,456.48x = 610,801,974.34
  5. Step 5: Solve for x
    x = 610,801,974.34/27,456.48
  6. Step 6: Final answer
    x = 22,246.19

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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.