Home / 31,990.16-44,148.42-17,842.97

Finding the Fourth Proportional to 31,990.16, 44,148.42 and 17,842.97

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Solution

The fourth proportional to 31,990.16, 44,148.42 and 17,842.97 is: 24,624.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,990.16 : 44,148.42 = 17,842.97 : x
  2. Step 2: Convert to fraction form
    31,990.16/44,148.42 = 17,842.97/x
  3. Step 3: Cross multiply
    31,990.16x = 44,148.42 × 17,842.97
  4. Step 4: Simplify right side
    31,990.16x = 787,738,712.87
  5. Step 5: Solve for x
    x = 787,738,712.87/31,990.16
  6. Step 6: Final answer
    x = 24,624.41

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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.