Home / 31,728.73-47,593.61-15,085.41

Finding the Fourth Proportional to 31,728.73, 47,593.61 and 15,085.41

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Solution

The fourth proportional to 31,728.73, 47,593.61 and 15,085.41 is: 22,628.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,728.73 : 47,593.61 = 15,085.41 : x
  2. Step 2: Convert to fraction form
    31,728.73/47,593.61 = 15,085.41/x
  3. Step 3: Cross multiply
    31,728.73x = 47,593.61 × 15,085.41
  4. Step 4: Simplify right side
    31,728.73x = 717,968,922.90
  5. Step 5: Solve for x
    x = 717,968,922.90/31,728.73
  6. Step 6: Final answer
    x = 22,628.35

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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.