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Finding the Fourth Proportional to 12,044.10, 18,066.98 and 4,648.62

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Solution

The fourth proportional to 12,044.10, 18,066.98 and 4,648.62 is: 6,973.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.10 : 18,066.98 = 4,648.62 : x
  2. Step 2: Convert to fraction form
    12,044.10/18,066.98 = 4,648.62/x
  3. Step 3: Cross multiply
    12,044.10x = 18,066.98 × 4,648.62
  4. Step 4: Simplify right side
    12,044.10x = 83,986,524.57
  5. Step 5: Solve for x
    x = 83,986,524.57/12,044.10
  6. Step 6: Final answer
    x = 6,973.25

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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.