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Finding the Fourth Proportional to 12,304.66, 18,446.02 and 4,511.65

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Solution

The fourth proportional to 12,304.66, 18,446.02 and 4,511.65 is: 6,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304.66 : 18,446.02 = 4,511.65 : x
  2. Step 2: Convert to fraction form
    12,304.66/18,446.02 = 4,511.65/x
  3. Step 3: Cross multiply
    12,304.66x = 18,446.02 × 4,511.65
  4. Step 4: Simplify right side
    12,304.66x = 83,221,986.13
  5. Step 5: Solve for x
    x = 83,221,986.13/12,304.66
  6. Step 6: Final answer
    x = 6,763.45

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1.5x scale

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.