Home / 49,702.40-68,593.20-28,486.88

Finding the Fourth Proportional to 49,702.40, 68,593.20 and 28,486.88

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Solution

The fourth proportional to 49,702.40, 68,593.20 and 28,486.88 is: 39,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,702.40 : 68,593.20 = 28,486.88 : x
  2. Step 2: Convert to fraction form
    49,702.40/68,593.20 = 28,486.88/x
  3. Step 3: Cross multiply
    49,702.40x = 68,593.20 × 28,486.88
  4. Step 4: Simplify right side
    49,702.40x = 1,954,006,257.22
  5. Step 5: Solve for x
    x = 1,954,006,257.22/49,702.40
  6. Step 6: Final answer
    x = 39,314.12

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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.