Home / 18,182.72-27,274.41-5,702.47

Finding the Fourth Proportional to 18,182.72, 27,274.41 and 5,702.47

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Solution

The fourth proportional to 18,182.72, 27,274.41 and 5,702.47 is: 8,553.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182.72 : 27,274.41 = 5,702.47 : x
  2. Step 2: Convert to fraction form
    18,182.72/27,274.41 = 5,702.47/x
  3. Step 3: Cross multiply
    18,182.72x = 27,274.41 × 5,702.47
  4. Step 4: Simplify right side
    18,182.72x = 155,531,436.61
  5. Step 5: Solve for x
    x = 155,531,436.61/18,182.72
  6. Step 6: Final answer
    x = 8,553.80

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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.