Home / 27,452.48-37,871.85-16,121.78

Finding the Fourth Proportional to 27,452.48, 37,871.85 and 16,121.78

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Solution

The fourth proportional to 27,452.48, 37,871.85 and 16,121.78 is: 22,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,452.48 : 37,871.85 = 16,121.78 : x
  2. Step 2: Convert to fraction form
    27,452.48/37,871.85 = 16,121.78/x
  3. Step 3: Cross multiply
    27,452.48x = 37,871.85 × 16,121.78
  4. Step 4: Simplify right side
    27,452.48x = 610,561,444.53
  5. Step 5: Solve for x
    x = 610,561,444.53/27,452.48
  6. Step 6: Final answer
    x = 22,240.66

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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.