Home / 10,019.41-13,832.30-7,500.61

Finding the Fourth Proportional to 10,019.41, 13,832.30 and 7,500.61

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Solution

The fourth proportional to 10,019.41, 13,832.30 and 7,500.61 is: 10,354.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,019.41 : 13,832.30 = 7,500.61 : x
  2. Step 2: Convert to fraction form
    10,019.41/13,832.30 = 7,500.61/x
  3. Step 3: Cross multiply
    10,019.41x = 13,832.30 × 7,500.61
  4. Step 4: Simplify right side
    10,019.41x = 103,750,687.70
  5. Step 5: Solve for x
    x = 103,750,687.70/10,019.41
  6. Step 6: Final answer
    x = 10,354.97

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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.