Home / 36,232.25-54,352.10-12,539.75

Finding the Fourth Proportional to 36,232.25, 54,352.10 and 12,539.75

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Solution

The fourth proportional to 36,232.25, 54,352.10 and 12,539.75 is: 18,810.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,232.25 : 54,352.10 = 12,539.75 : x
  2. Step 2: Convert to fraction form
    36,232.25/54,352.10 = 12,539.75/x
  3. Step 3: Cross multiply
    36,232.25x = 54,352.10 × 12,539.75
  4. Step 4: Simplify right side
    36,232.25x = 681,561,740.76
  5. Step 5: Solve for x
    x = 681,561,740.76/36,232.25
  6. Step 6: Final answer
    x = 18,810.92

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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.