Home / 31,610.55-43,625.58-17,272.56

Finding the Fourth Proportional to 31,610.55, 43,625.58 and 17,272.56

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Solution

The fourth proportional to 31,610.55, 43,625.58 and 17,272.56 is: 23,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,610.55 : 43,625.58 = 17,272.56 : x
  2. Step 2: Convert to fraction form
    31,610.55/43,625.58 = 17,272.56/x
  3. Step 3: Cross multiply
    31,610.55x = 43,625.58 × 17,272.56
  4. Step 4: Simplify right side
    31,610.55x = 753,525,465.11
  5. Step 5: Solve for x
    x = 753,525,465.11/31,610.55
  6. Step 6: Final answer
    x = 23,837.78

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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.