Home / 36,910.31-55,322.13-17,147.21

Finding the Fourth Proportional to 36,910.31, 55,322.13 and 17,147.21

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Solution

The fourth proportional to 36,910.31, 55,322.13 and 17,147.21 is: 25,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.31 : 55,322.13 = 17,147.21 : x
  2. Step 2: Convert to fraction form
    36,910.31/55,322.13 = 17,147.21/x
  3. Step 3: Cross multiply
    36,910.31x = 55,322.13 × 17,147.21
  4. Step 4: Simplify right side
    36,910.31x = 948,620,180.76
  5. Step 5: Solve for x
    x = 948,620,180.76/36,910.31
  6. Step 6: Final answer
    x = 25,700.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.