Home / 12,030.41-18,045.61-3,266.61

Finding the Fourth Proportional to 12,030.41, 18,045.61 and 3,266.61

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Solution

The fourth proportional to 12,030.41, 18,045.61 and 3,266.61 is: 4,899.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.41 : 18,045.61 = 3,266.61 : x
  2. Step 2: Convert to fraction form
    12,030.41/18,045.61 = 3,266.61/x
  3. Step 3: Cross multiply
    12,030.41x = 18,045.61 × 3,266.61
  4. Step 4: Simplify right side
    12,030.41x = 58,947,970.08
  5. Step 5: Solve for x
    x = 58,947,970.08/12,030.41
  6. Step 6: Final answer
    x = 4,899.91

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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.