Home / 38,858.87-58,279.60-15,167.05

Finding the Fourth Proportional to 38,858.87, 58,279.60 and 15,167.05

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Solution

The fourth proportional to 38,858.87, 58,279.60 and 15,167.05 is: 22,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.87 : 58,279.60 = 15,167.05 : x
  2. Step 2: Convert to fraction form
    38,858.87/58,279.60 = 15,167.05/x
  3. Step 3: Cross multiply
    38,858.87x = 58,279.60 × 15,167.05
  4. Step 4: Simplify right side
    38,858.87x = 883,929,607.18
  5. Step 5: Solve for x
    x = 883,929,607.18/38,858.87
  6. Step 6: Final answer
    x = 22,747.18

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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.