Home / 31,797.36-43,880.13-17,650.17

Finding the Fourth Proportional to 31,797.36, 43,880.13 and 17,650.17

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Solution

The fourth proportional to 31,797.36, 43,880.13 and 17,650.17 is: 24,357.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,797.36 : 43,880.13 = 17,650.17 : x
  2. Step 2: Convert to fraction form
    31,797.36/43,880.13 = 17,650.17/x
  3. Step 3: Cross multiply
    31,797.36x = 43,880.13 × 17,650.17
  4. Step 4: Simplify right side
    31,797.36x = 774,491,754.12
  5. Step 5: Solve for x
    x = 774,491,754.12/31,797.36
  6. Step 6: Final answer
    x = 24,357.11

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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.