Home / 22,248.44-30,702.24-13,747.16

Finding the Fourth Proportional to 22,248.44, 30,702.24 and 13,747.16

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Solution

The fourth proportional to 22,248.44, 30,702.24 and 13,747.16 is: 18,970.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.44 : 30,702.24 = 13,747.16 : x
  2. Step 2: Convert to fraction form
    22,248.44/30,702.24 = 13,747.16/x
  3. Step 3: Cross multiply
    22,248.44x = 30,702.24 × 13,747.16
  4. Step 4: Simplify right side
    22,248.44x = 422,068,605.64
  5. Step 5: Solve for x
    x = 422,068,605.64/22,248.44
  6. Step 6: Final answer
    x = 18,970.71

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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.