Home / 12,906.11-19,359.17-10,592.75

Finding the Fourth Proportional to 12,906.11, 19,359.17 and 10,592.75

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Solution

The fourth proportional to 12,906.11, 19,359.17 and 10,592.75 is: 15,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,906.11 : 19,359.17 = 10,592.75 : x
  2. Step 2: Convert to fraction form
    12,906.11/19,359.17 = 10,592.75/x
  3. Step 3: Cross multiply
    12,906.11x = 19,359.17 × 10,592.75
  4. Step 4: Simplify right side
    12,906.11x = 205,066,848.02
  5. Step 5: Solve for x
    x = 205,066,848.02/12,906.11
  6. Step 6: Final answer
    x = 15,889.13

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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.