Home / 43,344.10-65,023.44-13,759.66

Finding the Fourth Proportional to 43,344.10, 65,023.44 and 13,759.66

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Solution

The fourth proportional to 43,344.10, 65,023.44 and 13,759.66 is: 20,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,344.10 : 65,023.44 = 13,759.66 : x
  2. Step 2: Convert to fraction form
    43,344.10/65,023.44 = 13,759.66/x
  3. Step 3: Cross multiply
    43,344.10x = 65,023.44 × 13,759.66
  4. Step 4: Simplify right side
    43,344.10x = 894,700,426.43
  5. Step 5: Solve for x
    x = 894,700,426.43/43,344.10
  6. Step 6: Final answer
    x = 20,641.80

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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.