Home / 40,909.59-61,357.55-11,330.42

Finding the Fourth Proportional to 40,909.59, 61,357.55 and 11,330.42

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Solution

The fourth proportional to 40,909.59, 61,357.55 and 11,330.42 is: 16,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,909.59 : 61,357.55 = 11,330.42 : x
  2. Step 2: Convert to fraction form
    40,909.59/61,357.55 = 11,330.42/x
  3. Step 3: Cross multiply
    40,909.59x = 61,357.55 × 11,330.42
  4. Step 4: Simplify right side
    40,909.59x = 695,206,811.67
  5. Step 5: Solve for x
    x = 695,206,811.67/40,909.59
  6. Step 6: Final answer
    x = 16,993.74

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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.