Home / 12,227.10-18,340.65-3,462.02

Finding the Fourth Proportional to 12,227.10, 18,340.65 and 3,462.02

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Solution

The fourth proportional to 12,227.10, 18,340.65 and 3,462.02 is: 5,193.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.10 : 18,340.65 = 3,462.02 : x
  2. Step 2: Convert to fraction form
    12,227.10/18,340.65 = 3,462.02/x
  3. Step 3: Cross multiply
    12,227.10x = 18,340.65 × 3,462.02
  4. Step 4: Simplify right side
    12,227.10x = 63,495,632.34
  5. Step 5: Solve for x
    x = 63,495,632.34/12,227.10
  6. Step 6: Final answer
    x = 5,193.02

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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.