Home / 18,373.44-25,310.35-13,322.82

Finding the Fourth Proportional to 18,373.44, 25,310.35 and 13,322.82

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Solution

The fourth proportional to 18,373.44, 25,310.35 and 13,322.82 is: 18,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.44 : 25,310.35 = 13,322.82 : x
  2. Step 2: Convert to fraction form
    18,373.44/25,310.35 = 13,322.82/x
  3. Step 3: Cross multiply
    18,373.44x = 25,310.35 × 13,322.82
  4. Step 4: Simplify right side
    18,373.44x = 337,205,077.33
  5. Step 5: Solve for x
    x = 337,205,077.33/18,373.44
  6. Step 6: Final answer
    x = 18,352.86

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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.