Home / 31,828.27-43,923.32-17,487.87

Finding the Fourth Proportional to 31,828.27, 43,923.32 and 17,487.87

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Solution

The fourth proportional to 31,828.27, 43,923.32 and 17,487.87 is: 24,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828.27 : 43,923.32 = 17,487.87 : x
  2. Step 2: Convert to fraction form
    31,828.27/43,923.32 = 17,487.87/x
  3. Step 3: Cross multiply
    31,828.27x = 43,923.32 × 17,487.87
  4. Step 4: Simplify right side
    31,828.27x = 768,125,353.85
  5. Step 5: Solve for x
    x = 768,125,353.85/31,828.27
  6. Step 6: Final answer
    x = 24,133.43

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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.