Home / 15,131.46-22,699.32-5,269.31

Finding the Fourth Proportional to 15,131.46, 22,699.32 and 5,269.31

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Solution

The fourth proportional to 15,131.46, 22,699.32 and 5,269.31 is: 7,904.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,131.46 : 22,699.32 = 5,269.31 : x
  2. Step 2: Convert to fraction form
    15,131.46/22,699.32 = 5,269.31/x
  3. Step 3: Cross multiply
    15,131.46x = 22,699.32 × 5,269.31
  4. Step 4: Simplify right side
    15,131.46x = 119,609,753.87
  5. Step 5: Solve for x
    x = 119,609,753.87/15,131.46
  6. Step 6: Final answer
    x = 7,904.71

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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.