Home / 43,909.62-65,864.59-10,629.63

Finding the Fourth Proportional to 43,909.62, 65,864.59 and 10,629.63

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Solution

The fourth proportional to 43,909.62, 65,864.59 and 10,629.63 is: 15,944.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,909.62 : 65,864.59 = 10,629.63 : x
  2. Step 2: Convert to fraction form
    43,909.62/65,864.59 = 10,629.63/x
  3. Step 3: Cross multiply
    43,909.62x = 65,864.59 × 10,629.63
  4. Step 4: Simplify right side
    43,909.62x = 700,115,919.05
  5. Step 5: Solve for x
    x = 700,115,919.05/43,909.62
  6. Step 6: Final answer
    x = 15,944.48

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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.