Home / 31,799.28-43,881.88-17,651.84

Finding the Fourth Proportional to 31,799.28, 43,881.88 and 17,651.84

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Solution

The fourth proportional to 31,799.28, 43,881.88 and 17,651.84 is: 24,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,799.28 : 43,881.88 = 17,651.84 : x
  2. Step 2: Convert to fraction form
    31,799.28/43,881.88 = 17,651.84/x
  3. Step 3: Cross multiply
    31,799.28x = 43,881.88 × 17,651.84
  4. Step 4: Simplify right side
    31,799.28x = 774,595,924.66
  5. Step 5: Solve for x
    x = 774,595,924.66/31,799.28
  6. Step 6: Final answer
    x = 24,358.91

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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.