Home / 43,470.62-65,209.41-13,892.66

Finding the Fourth Proportional to 43,470.62, 65,209.41 and 13,892.66

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Solution

The fourth proportional to 43,470.62, 65,209.41 and 13,892.66 is: 20,840.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,470.62 : 65,209.41 = 13,892.66 : x
  2. Step 2: Convert to fraction form
    43,470.62/65,209.41 = 13,892.66/x
  3. Step 3: Cross multiply
    43,470.62x = 65,209.41 × 13,892.66
  4. Step 4: Simplify right side
    43,470.62x = 905,932,161.93
  5. Step 5: Solve for x
    x = 905,932,161.93/43,470.62
  6. Step 6: Final answer
    x = 20,840.10

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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.