Home / 12,282.24-18,423.60-3,048

Finding the Fourth Proportional to 12,282.24, 18,423.60 and 3,048

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Solution

The fourth proportional to 12,282.24, 18,423.60 and 3,048 is: 4,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282.24 : 18,423.60 = 3,048 : x
  2. Step 2: Convert to fraction form
    12,282.24/18,423.60 = 3,048/x
  3. Step 3: Cross multiply
    12,282.24x = 18,423.60 × 3,048
  4. Step 4: Simplify right side
    12,282.24x = 56,155,132.80
  5. Step 5: Solve for x
    x = 56,155,132.80/12,282.24
  6. Step 6: Final answer
    x = 4,572.06

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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.