Home / 31,433.53-47,151.77-10,375.41

Finding the Fourth Proportional to 31,433.53, 47,151.77 and 10,375.41

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Solution

The fourth proportional to 31,433.53, 47,151.77 and 10,375.41 is: 15,563.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,433.53 : 47,151.77 = 10,375.41 : x
  2. Step 2: Convert to fraction form
    31,433.53/47,151.77 = 10,375.41/x
  3. Step 3: Cross multiply
    31,433.53x = 47,151.77 × 10,375.41
  4. Step 4: Simplify right side
    31,433.53x = 489,218,945.98
  5. Step 5: Solve for x
    x = 489,218,945.98/31,433.53
  6. Step 6: Final answer
    x = 15,563.60

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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.