Home / 31,552.47-47,310.95-10,481.23

Finding the Fourth Proportional to 31,552.47, 47,310.95 and 10,481.23

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Solution

The fourth proportional to 31,552.47, 47,310.95 and 10,481.23 is: 15,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,552.47 : 47,310.95 = 10,481.23 : x
  2. Step 2: Convert to fraction form
    31,552.47/47,310.95 = 10,481.23/x
  3. Step 3: Cross multiply
    31,552.47x = 47,310.95 × 10,481.23
  4. Step 4: Simplify right side
    31,552.47x = 495,876,896.06
  5. Step 5: Solve for x
    x = 495,876,896.06/31,552.47
  6. Step 6: Final answer
    x = 15,715.95

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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.