Home / 13,482.09-20,223.12-6,268.53

Finding the Fourth Proportional to 13,482.09, 20,223.12 and 6,268.53

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Solution

The fourth proportional to 13,482.09, 20,223.12 and 6,268.53 is: 9,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482.09 : 20,223.12 = 6,268.53 : x
  2. Step 2: Convert to fraction form
    13,482.09/20,223.12 = 6,268.53/x
  3. Step 3: Cross multiply
    13,482.09x = 20,223.12 × 6,268.53
  4. Step 4: Simplify right side
    13,482.09x = 126,769,234.41
  5. Step 5: Solve for x
    x = 126,769,234.41/13,482.09
  6. Step 6: Final answer
    x = 9,402.79

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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.