Home / 38,863.40-58,295.10-14,236.20

Finding the Fourth Proportional to 38,863.40, 58,295.10 and 14,236.20

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Solution

The fourth proportional to 38,863.40, 58,295.10 and 14,236.20 is: 21,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,863.40 : 58,295.10 = 14,236.20 : x
  2. Step 2: Convert to fraction form
    38,863.40/58,295.10 = 14,236.20/x
  3. Step 3: Cross multiply
    38,863.40x = 58,295.10 × 14,236.20
  4. Step 4: Simplify right side
    38,863.40x = 829,900,702.62
  5. Step 5: Solve for x
    x = 829,900,702.62/38,863.40
  6. Step 6: Final answer
    x = 21,354.30

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Similar ratio
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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.