Home / 31,605.12-47,373.66-16,799.13

Finding the Fourth Proportional to 31,605.12, 47,373.66 and 16,799.13

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Solution

The fourth proportional to 31,605.12, 47,373.66 and 16,799.13 is: 25,180.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605.12 : 47,373.66 = 16,799.13 : x
  2. Step 2: Convert to fraction form
    31,605.12/47,373.66 = 16,799.13/x
  3. Step 3: Cross multiply
    31,605.12x = 47,373.66 × 16,799.13
  4. Step 4: Simplify right side
    31,605.12x = 795,836,272.92
  5. Step 5: Solve for x
    x = 795,836,272.92/31,605.12
  6. Step 6: Final answer
    x = 25,180.61

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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.