Home / 31,972.11-44,103.42-20,014.68

Finding the Fourth Proportional to 31,972.11, 44,103.42 and 20,014.68

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Solution

The fourth proportional to 31,972.11, 44,103.42 and 20,014.68 is: 27,608.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972.11 : 44,103.42 = 20,014.68 : x
  2. Step 2: Convert to fraction form
    31,972.11/44,103.42 = 20,014.68/x
  3. Step 3: Cross multiply
    31,972.11x = 44,103.42 × 20,014.68
  4. Step 4: Simplify right side
    31,972.11x = 882,715,838.21
  5. Step 5: Solve for x
    x = 882,715,838.21/31,972.11
  6. Step 6: Final answer
    x = 27,608.93

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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.