Home / 31,600.12-47,366.16-16,794.12

Finding the Fourth Proportional to 31,600.12, 47,366.16 and 16,794.12

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Solution

The fourth proportional to 31,600.12, 47,366.16 and 16,794.12 is: 25,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,600.12 : 47,366.16 = 16,794.12 : x
  2. Step 2: Convert to fraction form
    31,600.12/47,366.16 = 16,794.12/x
  3. Step 3: Cross multiply
    31,600.12x = 47,366.16 × 16,794.12
  4. Step 4: Simplify right side
    31,600.12x = 795,472,974.98
  5. Step 5: Solve for x
    x = 795,472,974.98/31,600.12
  6. Step 6: Final answer
    x = 25,173.10

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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.