Home / 31,922.20-47,886.59-12,217.33

Finding the Fourth Proportional to 31,922.20, 47,886.59 and 12,217.33

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Solution

The fourth proportional to 31,922.20, 47,886.59 and 12,217.33 is: 18,327.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,922.20 : 47,886.59 = 12,217.33 : x
  2. Step 2: Convert to fraction form
    31,922.20/47,886.59 = 12,217.33/x
  3. Step 3: Cross multiply
    31,922.20x = 47,886.59 × 12,217.33
  4. Step 4: Simplify right side
    31,922.20x = 585,046,272.60
  5. Step 5: Solve for x
    x = 585,046,272.60/31,922.20
  6. Step 6: Final answer
    x = 18,327.25

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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.