Home / 12,230.08-18,345.18-2,996.08

Finding the Fourth Proportional to 12,230.08, 18,345.18 and 2,996.08

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Solution

The fourth proportional to 12,230.08, 18,345.18 and 2,996.08 is: 4,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230.08 : 18,345.18 = 2,996.08 : x
  2. Step 2: Convert to fraction form
    12,230.08/18,345.18 = 2,996.08/x
  3. Step 3: Cross multiply
    12,230.08x = 18,345.18 × 2,996.08
  4. Step 4: Simplify right side
    12,230.08x = 54,963,626.89
  5. Step 5: Solve for x
    x = 54,963,626.89/12,230.08
  6. Step 6: Final answer
    x = 4,494.13

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Half scale
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Double scale
Find fourth proportional to 12,231.08, 18,346.68 and 2,997.08
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.