Home / 36,387.40-54,537.90-15,327.40

Finding the Fourth Proportional to 36,387.40, 54,537.90 and 15,327.40

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Solution

The fourth proportional to 36,387.40, 54,537.90 and 15,327.40 is: 22,972.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.40 : 54,537.90 = 15,327.40 : x
  2. Step 2: Convert to fraction form
    36,387.40/54,537.90 = 15,327.40/x
  3. Step 3: Cross multiply
    36,387.40x = 54,537.90 × 15,327.40
  4. Step 4: Simplify right side
    36,387.40x = 835,924,208.46
  5. Step 5: Solve for x
    x = 835,924,208.46/36,387.40
  6. Step 6: Final answer
    x = 22,972.90

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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.