Home / 12,116.84-18,176.13-3,232.12

Finding the Fourth Proportional to 12,116.84, 18,176.13 and 3,232.12

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Solution

The fourth proportional to 12,116.84, 18,176.13 and 3,232.12 is: 4,848.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116.84 : 18,176.13 = 3,232.12 : x
  2. Step 2: Convert to fraction form
    12,116.84/18,176.13 = 3,232.12/x
  3. Step 3: Cross multiply
    12,116.84x = 18,176.13 × 3,232.12
  4. Step 4: Simplify right side
    12,116.84x = 58,747,417.14
  5. Step 5: Solve for x
    x = 58,747,417.14/12,116.84
  6. Step 6: Final answer
    x = 4,848.41

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Double scale
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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.