Home / 31,632.14-47,441.57-11,910.22

Finding the Fourth Proportional to 31,632.14, 47,441.57 and 11,910.22

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Solution

The fourth proportional to 31,632.14, 47,441.57 and 11,910.22 is: 17,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,632.14 : 47,441.57 = 11,910.22 : x
  2. Step 2: Convert to fraction form
    31,632.14/47,441.57 = 11,910.22/x
  3. Step 3: Cross multiply
    31,632.14x = 47,441.57 × 11,910.22
  4. Step 4: Simplify right side
    31,632.14x = 565,039,535.85
  5. Step 5: Solve for x
    x = 565,039,535.85/31,632.14
  6. Step 6: Final answer
    x = 17,862.83

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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.