Home / 27,734.52-38,270.22-17,521.80

Finding the Fourth Proportional to 27,734.52, 38,270.22 and 17,521.80

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Solution

The fourth proportional to 27,734.52, 38,270.22 and 17,521.80 is: 24,177.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,734.52 : 38,270.22 = 17,521.80 : x
  2. Step 2: Convert to fraction form
    27,734.52/38,270.22 = 17,521.80/x
  3. Step 3: Cross multiply
    27,734.52x = 38,270.22 × 17,521.80
  4. Step 4: Simplify right side
    27,734.52x = 670,563,140.80
  5. Step 5: Solve for x
    x = 670,563,140.80/27,734.52
  6. Step 6: Final answer
    x = 24,177.92

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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.