Home / 12,363.31-18,523.35-10,296.61

Finding the Fourth Proportional to 12,363.31, 18,523.35 and 10,296.61

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Solution

The fourth proportional to 12,363.31, 18,523.35 and 10,296.61 is: 15,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.31 : 18,523.35 = 10,296.61 : x
  2. Step 2: Convert to fraction form
    12,363.31/18,523.35 = 10,296.61/x
  3. Step 3: Cross multiply
    12,363.31x = 18,523.35 × 10,296.61
  4. Step 4: Simplify right side
    12,363.31x = 190,727,710.84
  5. Step 5: Solve for x
    x = 190,727,710.84/12,363.31
  6. Step 6: Final answer
    x = 15,426.91

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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.