Home / 12,224.08-18,337.44-3,901.18

Finding the Fourth Proportional to 12,224.08, 18,337.44 and 3,901.18

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Solution

The fourth proportional to 12,224.08, 18,337.44 and 3,901.18 is: 5,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.08 : 18,337.44 = 3,901.18 : x
  2. Step 2: Convert to fraction form
    12,224.08/18,337.44 = 3,901.18/x
  3. Step 3: Cross multiply
    12,224.08x = 18,337.44 × 3,901.18
  4. Step 4: Simplify right side
    12,224.08x = 71,537,654.18
  5. Step 5: Solve for x
    x = 71,537,654.18/12,224.08
  6. Step 6: Final answer
    x = 5,852.19

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Half scale
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Double scale
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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.