Home / 40,666.39-60,992.66-11,077.30

Finding the Fourth Proportional to 40,666.39, 60,992.66 and 11,077.30

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Solution

The fourth proportional to 40,666.39, 60,992.66 and 11,077.30 is: 16,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,666.39 : 60,992.66 = 11,077.30 : x
  2. Step 2: Convert to fraction form
    40,666.39/60,992.66 = 11,077.30/x
  3. Step 3: Cross multiply
    40,666.39x = 60,992.66 × 11,077.30
  4. Step 4: Simplify right side
    40,666.39x = 675,633,964.92
  5. Step 5: Solve for x
    x = 675,633,964.92/40,666.39
  6. Step 6: Final answer
    x = 16,614.06

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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.