Home / 43,337.60-65,008.26-13,756.64

Finding the Fourth Proportional to 43,337.60, 65,008.26 and 13,756.64

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Solution

The fourth proportional to 43,337.60, 65,008.26 and 13,756.64 is: 20,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,337.60 : 65,008.26 = 13,756.64 : x
  2. Step 2: Convert to fraction form
    43,337.60/65,008.26 = 13,756.64/x
  3. Step 3: Cross multiply
    43,337.60x = 65,008.26 × 13,756.64
  4. Step 4: Simplify right side
    43,337.60x = 894,295,229.85
  5. Step 5: Solve for x
    x = 894,295,229.85/43,337.60
  6. Step 6: Final answer
    x = 20,635.55

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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.