Home / 12,292.83-18,425.30-10,809.19

Finding the Fourth Proportional to 12,292.83, 18,425.30 and 10,809.19

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Solution

The fourth proportional to 12,292.83, 18,425.30 and 10,809.19 is: 16,201.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292.83 : 18,425.30 = 10,809.19 : x
  2. Step 2: Convert to fraction form
    12,292.83/18,425.30 = 10,809.19/x
  3. Step 3: Cross multiply
    12,292.83x = 18,425.30 × 10,809.19
  4. Step 4: Simplify right side
    12,292.83x = 199,162,476.38
  5. Step 5: Solve for x
    x = 199,162,476.38/12,292.83
  6. Step 6: Final answer
    x = 16,201.52

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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.