Home / 31,571.61-47,352.14-11,576.97

Finding the Fourth Proportional to 31,571.61, 47,352.14 and 11,576.97

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Solution

The fourth proportional to 31,571.61, 47,352.14 and 11,576.97 is: 17,363.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,571.61 : 47,352.14 = 11,576.97 : x
  2. Step 2: Convert to fraction form
    31,571.61/47,352.14 = 11,576.97/x
  3. Step 3: Cross multiply
    31,571.61x = 47,352.14 × 11,576.97
  4. Step 4: Simplify right side
    31,571.61x = 548,194,246.33
  5. Step 5: Solve for x
    x = 548,194,246.33/31,571.61
  6. Step 6: Final answer
    x = 17,363.52

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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.