Home / 31,230.20-43,098.80-17,799.29

Finding the Fourth Proportional to 31,230.20, 43,098.80 and 17,799.29

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Solution

The fourth proportional to 31,230.20, 43,098.80 and 17,799.29 is: 24,563.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.20 : 43,098.80 = 17,799.29 : x
  2. Step 2: Convert to fraction form
    31,230.20/43,098.80 = 17,799.29/x
  3. Step 3: Cross multiply
    31,230.20x = 43,098.80 × 17,799.29
  4. Step 4: Simplify right side
    31,230.20x = 767,127,896.98
  5. Step 5: Solve for x
    x = 767,127,896.98/31,230.20
  6. Step 6: Final answer
    x = 24,563.65

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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.