Home / 36,166.50-54,279.18-18,641.34

Finding the Fourth Proportional to 36,166.50, 54,279.18 and 18,641.34

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Solution

The fourth proportional to 36,166.50, 54,279.18 and 18,641.34 is: 27,977.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,166.50 : 54,279.18 = 18,641.34 : x
  2. Step 2: Convert to fraction form
    36,166.50/54,279.18 = 18,641.34/x
  3. Step 3: Cross multiply
    36,166.50x = 54,279.18 × 18,641.34
  4. Step 4: Simplify right side
    36,166.50x = 1,011,836,649.30
  5. Step 5: Solve for x
    x = 1,011,836,649.30/36,166.50
  6. Step 6: Final answer
    x = 27,977.18

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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.