Home / 12,030.93-18,049.37-3,710.61

Finding the Fourth Proportional to 12,030.93, 18,049.37 and 3,710.61

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Solution

The fourth proportional to 12,030.93, 18,049.37 and 3,710.61 is: 5,566.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.93 : 18,049.37 = 3,710.61 : x
  2. Step 2: Convert to fraction form
    12,030.93/18,049.37 = 3,710.61/x
  3. Step 3: Cross multiply
    12,030.93x = 18,049.37 × 3,710.61
  4. Step 4: Simplify right side
    12,030.93x = 66,974,154.26
  5. Step 5: Solve for x
    x = 66,974,154.26/12,030.93
  6. Step 6: Final answer
    x = 5,566.83

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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.