Home / 31,296.84-43,175.18-27,715.46

Finding the Fourth Proportional to 31,296.84, 43,175.18 and 27,715.46

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Solution

The fourth proportional to 31,296.84, 43,175.18 and 27,715.46 is: 38,234.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.84 : 43,175.18 = 27,715.46 : x
  2. Step 2: Convert to fraction form
    31,296.84/43,175.18 = 27,715.46/x
  3. Step 3: Cross multiply
    31,296.84x = 43,175.18 × 27,715.46
  4. Step 4: Simplify right side
    31,296.84x = 1,196,619,974.28
  5. Step 5: Solve for x
    x = 1,196,619,974.28/31,296.84
  6. Step 6: Final answer
    x = 38,234.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.