Home / 12,030.66-18,044.37-3,710.97

Finding the Fourth Proportional to 12,030.66, 18,044.37 and 3,710.97

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Solution

The fourth proportional to 12,030.66, 18,044.37 and 3,710.97 is: 5,565.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.66 : 18,044.37 = 3,710.97 : x
  2. Step 2: Convert to fraction form
    12,030.66/18,044.37 = 3,710.97/x
  3. Step 3: Cross multiply
    12,030.66x = 18,044.37 × 3,710.97
  4. Step 4: Simplify right side
    12,030.66x = 66,962,115.74
  5. Step 5: Solve for x
    x = 66,962,115.74/12,030.66
  6. Step 6: Final answer
    x = 5,565.96

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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.