Home / 12,262.08-18,393.12-7,333.16

Finding the Fourth Proportional to 12,262.08, 18,393.12 and 7,333.16

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Solution

The fourth proportional to 12,262.08, 18,393.12 and 7,333.16 is: 10,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.08 : 18,393.12 = 7,333.16 : x
  2. Step 2: Convert to fraction form
    12,262.08/18,393.12 = 7,333.16/x
  3. Step 3: Cross multiply
    12,262.08x = 18,393.12 × 7,333.16
  4. Step 4: Simplify right side
    12,262.08x = 134,879,691.86
  5. Step 5: Solve for x
    x = 134,879,691.86/12,262.08
  6. Step 6: Final answer
    x = 10,999.74

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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.