Home / 43,352.62-65,029.20-13,366.45

Finding the Fourth Proportional to 43,352.62, 65,029.20 and 13,366.45

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Solution

The fourth proportional to 43,352.62, 65,029.20 and 13,366.45 is: 20,049.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,352.62 : 65,029.20 = 13,366.45 : x
  2. Step 2: Convert to fraction form
    43,352.62/65,029.20 = 13,366.45/x
  3. Step 3: Cross multiply
    43,352.62x = 65,029.20 × 13,366.45
  4. Step 4: Simplify right side
    43,352.62x = 869,209,581.50
  5. Step 5: Solve for x
    x = 869,209,581.50/43,352.62
  6. Step 6: Final answer
    x = 20,049.76

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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.