Home / 43,659.20-65,500.88-17,382.40

Finding the Fourth Proportional to 43,659.20, 65,500.88 and 17,382.40

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Solution

The fourth proportional to 43,659.20, 65,500.88 and 17,382.40 is: 26,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,659.20 : 65,500.88 = 17,382.40 : x
  2. Step 2: Convert to fraction form
    43,659.20/65,500.88 = 17,382.40/x
  3. Step 3: Cross multiply
    43,659.20x = 65,500.88 × 17,382.40
  4. Step 4: Simplify right side
    43,659.20x = 1,138,562,245.85
  5. Step 5: Solve for x
    x = 1,138,562,245.85/43,659.20
  6. Step 6: Final answer
    x = 26,078.40

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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.