Home / 17,872.12-24,655.44-11,159.41

Finding the Fourth Proportional to 17,872.12, 24,655.44 and 11,159.41

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Solution

The fourth proportional to 17,872.12, 24,655.44 and 11,159.41 is: 15,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.12 : 24,655.44 = 11,159.41 : x
  2. Step 2: Convert to fraction form
    17,872.12/24,655.44 = 11,159.41/x
  3. Step 3: Cross multiply
    17,872.12x = 24,655.44 × 11,159.41
  4. Step 4: Simplify right side
    17,872.12x = 275,140,163.69
  5. Step 5: Solve for x
    x = 275,140,163.69/17,872.12
  6. Step 6: Final answer
    x = 15,394.94

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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.