Home / 26,493.53-36,544.87-15,731.11

Finding the Fourth Proportional to 26,493.53, 36,544.87 and 15,731.11

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Solution

The fourth proportional to 26,493.53, 36,544.87 and 15,731.11 is: 21,699.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,493.53 : 36,544.87 = 15,731.11 : x
  2. Step 2: Convert to fraction form
    26,493.53/36,544.87 = 15,731.11/x
  3. Step 3: Cross multiply
    26,493.53x = 36,544.87 × 15,731.11
  4. Step 4: Simplify right side
    26,493.53x = 574,891,369.91
  5. Step 5: Solve for x
    x = 574,891,369.91/26,493.53
  6. Step 6: Final answer
    x = 21,699.31

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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.