Home / 12,927.60-17,843.49-7,624.13

Finding the Fourth Proportional to 12,927.60, 17,843.49 and 7,624.13

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Solution

The fourth proportional to 12,927.60, 17,843.49 and 7,624.13 is: 10,523.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.60 : 17,843.49 = 7,624.13 : x
  2. Step 2: Convert to fraction form
    12,927.60/17,843.49 = 7,624.13/x
  3. Step 3: Cross multiply
    12,927.60x = 17,843.49 × 7,624.13
  4. Step 4: Simplify right side
    12,927.60x = 136,040,998.20
  5. Step 5: Solve for x
    x = 136,040,998.20/12,927.60
  6. Step 6: Final answer
    x = 10,523.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.