Home / 31,708.55-43,758.48-17,562.30

Finding the Fourth Proportional to 31,708.55, 43,758.48 and 17,562.30

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Solution

The fourth proportional to 31,708.55, 43,758.48 and 17,562.30 is: 24,236.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708.55 : 43,758.48 = 17,562.30 : x
  2. Step 2: Convert to fraction form
    31,708.55/43,758.48 = 17,562.30/x
  3. Step 3: Cross multiply
    31,708.55x = 43,758.48 × 17,562.30
  4. Step 4: Simplify right side
    31,708.55x = 768,499,553.30
  5. Step 5: Solve for x
    x = 768,499,553.30/31,708.55
  6. Step 6: Final answer
    x = 24,236.36

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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.