Home / 15,131.32-22,703.22-6,693.39

Finding the Fourth Proportional to 15,131.32, 22,703.22 and 6,693.39

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Solution

The fourth proportional to 15,131.32, 22,703.22 and 6,693.39 is: 10,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.32 : 22,703.22 = 6,693.39 : x
  2. Step 2: Convert to fraction form
    15,131.32/22,703.22 = 6,693.39/x
  3. Step 3: Cross multiply
    15,131.32x = 22,703.22 × 6,693.39
  4. Step 4: Simplify right side
    15,131.32x = 151,961,505.72
  5. Step 5: Solve for x
    x = 151,961,505.72/15,131.32
  6. Step 6: Final answer
    x = 10,042.85

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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.