Home / 38,817.20-58,251.40-14,193.20

Finding the Fourth Proportional to 38,817.20, 58,251.40 and 14,193.20

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Solution

The fourth proportional to 38,817.20, 58,251.40 and 14,193.20 is: 21,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,817.20 : 58,251.40 = 14,193.20 : x
  2. Step 2: Convert to fraction form
    38,817.20/58,251.40 = 14,193.20/x
  3. Step 3: Cross multiply
    38,817.20x = 58,251.40 × 14,193.20
  4. Step 4: Simplify right side
    38,817.20x = 826,773,770.48
  5. Step 5: Solve for x
    x = 826,773,770.48/38,817.20
  6. Step 6: Final answer
    x = 21,299.16

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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.