Home / 31,711.44-47,571.60-10,932.24

Finding the Fourth Proportional to 31,711.44, 47,571.60 and 10,932.24

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Solution

The fourth proportional to 31,711.44, 47,571.60 and 10,932.24 is: 16,399.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,711.44 : 47,571.60 = 10,932.24 : x
  2. Step 2: Convert to fraction form
    31,711.44/47,571.60 = 10,932.24/x
  3. Step 3: Cross multiply
    31,711.44x = 47,571.60 × 10,932.24
  4. Step 4: Simplify right side
    31,711.44x = 520,064,148.38
  5. Step 5: Solve for x
    x = 520,064,148.38/31,711.44
  6. Step 6: Final answer
    x = 16,399.89

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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.