Home / 36,195.60-54,290.70-15,130.20

Finding the Fourth Proportional to 36,195.60, 54,290.70 and 15,130.20

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Solution

The fourth proportional to 36,195.60, 54,290.70 and 15,130.20 is: 22,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,195.60 : 54,290.70 = 15,130.20 : x
  2. Step 2: Convert to fraction form
    36,195.60/54,290.70 = 15,130.20/x
  3. Step 3: Cross multiply
    36,195.60x = 54,290.70 × 15,130.20
  4. Step 4: Simplify right side
    36,195.60x = 821,429,149.14
  5. Step 5: Solve for x
    x = 821,429,149.14/36,195.60
  6. Step 6: Final answer
    x = 22,694.17

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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.