Home / 31,396.44-43,327.20-17,967.91

Finding the Fourth Proportional to 31,396.44, 43,327.20 and 17,967.91

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Solution

The fourth proportional to 31,396.44, 43,327.20 and 17,967.91 is: 24,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,396.44 : 43,327.20 = 17,967.91 : x
  2. Step 2: Convert to fraction form
    31,396.44/43,327.20 = 17,967.91/x
  3. Step 3: Cross multiply
    31,396.44x = 43,327.20 × 17,967.91
  4. Step 4: Simplify right side
    31,396.44x = 778,499,453.24
  5. Step 5: Solve for x
    x = 778,499,453.24/31,396.44
  6. Step 6: Final answer
    x = 24,795.79

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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.