Home / 43,444.68-65,198.10-18,502.20

Finding the Fourth Proportional to 43,444.68, 65,198.10 and 18,502.20

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Solution

The fourth proportional to 43,444.68, 65,198.10 and 18,502.20 is: 27,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,444.68 : 65,198.10 = 18,502.20 : x
  2. Step 2: Convert to fraction form
    43,444.68/65,198.10 = 18,502.20/x
  3. Step 3: Cross multiply
    43,444.68x = 65,198.10 × 18,502.20
  4. Step 4: Simplify right side
    43,444.68x = 1,206,308,285.82
  5. Step 5: Solve for x
    x = 1,206,308,285.82/43,444.68
  6. Step 6: Final answer
    x = 27,766.54

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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.