Home / 43,349.62-65,025.76-11,759.55

Finding the Fourth Proportional to 43,349.62, 65,025.76 and 11,759.55

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Solution

The fourth proportional to 43,349.62, 65,025.76 and 11,759.55 is: 17,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,349.62 : 65,025.76 = 11,759.55 : x
  2. Step 2: Convert to fraction form
    43,349.62/65,025.76 = 11,759.55/x
  3. Step 3: Cross multiply
    43,349.62x = 65,025.76 × 11,759.55
  4. Step 4: Simplify right side
    43,349.62x = 764,674,006.54
  5. Step 5: Solve for x
    x = 764,674,006.54/43,349.62
  6. Step 6: Final answer
    x = 17,639.69

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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.