Home / 36,432.40-54,648.60-36,086.80

Finding the Fourth Proportional to 36,432.40, 54,648.60 and 36,086.80

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Solution

The fourth proportional to 36,432.40, 54,648.60 and 36,086.80 is: 54,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,432.40 : 54,648.60 = 36,086.80 : x
  2. Step 2: Convert to fraction form
    36,432.40/54,648.60 = 36,086.80/x
  3. Step 3: Cross multiply
    36,432.40x = 54,648.60 × 36,086.80
  4. Step 4: Simplify right side
    36,432.40x = 1,972,093,098.48
  5. Step 5: Solve for x
    x = 1,972,093,098.48/36,432.40
  6. Step 6: Final answer
    x = 54,130.20

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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.