Home / 31,799.52-43,880.40-17,651.52

Finding the Fourth Proportional to 31,799.52, 43,880.40 and 17,651.52

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Solution

The fourth proportional to 31,799.52, 43,880.40 and 17,651.52 is: 24,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,799.52 : 43,880.40 = 17,651.52 : x
  2. Step 2: Convert to fraction form
    31,799.52/43,880.40 = 17,651.52/x
  3. Step 3: Cross multiply
    31,799.52x = 43,880.40 × 17,651.52
  4. Step 4: Simplify right side
    31,799.52x = 774,555,758.21
  5. Step 5: Solve for x
    x = 774,555,758.21/31,799.52
  6. Step 6: Final answer
    x = 24,357.47

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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.