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Finding the Fourth Proportional to 12,463.44, 18,695.11 and 5,066.16

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Solution

The fourth proportional to 12,463.44, 18,695.11 and 5,066.16 is: 7,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463.44 : 18,695.11 = 5,066.16 : x
  2. Step 2: Convert to fraction form
    12,463.44/18,695.11 = 5,066.16/x
  3. Step 3: Cross multiply
    12,463.44x = 18,695.11 × 5,066.16
  4. Step 4: Simplify right side
    12,463.44x = 94,712,418.48
  5. Step 5: Solve for x
    x = 94,712,418.48/12,463.44
  6. Step 6: Final answer
    x = 7,599.22

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Similar ratio
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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.