Home / 12,364.20-18,546.30-10,444.20

Finding the Fourth Proportional to 12,364.20, 18,546.30 and 10,444.20

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Solution

The fourth proportional to 12,364.20, 18,546.30 and 10,444.20 is: 15,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.20 : 18,546.30 = 10,444.20 : x
  2. Step 2: Convert to fraction form
    12,364.20/18,546.30 = 10,444.20/x
  3. Step 3: Cross multiply
    12,364.20x = 18,546.30 × 10,444.20
  4. Step 4: Simplify right side
    12,364.20x = 193,701,266.46
  5. Step 5: Solve for x
    x = 193,701,266.46/12,364.20
  6. Step 6: Final answer
    x = 15,666.30

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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.