Home / 17,757.12-26,639.85-5,277.24

Finding the Fourth Proportional to 17,757.12, 26,639.85 and 5,277.24

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Solution

The fourth proportional to 17,757.12, 26,639.85 and 5,277.24 is: 7,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757.12 : 26,639.85 = 5,277.24 : x
  2. Step 2: Convert to fraction form
    17,757.12/26,639.85 = 5,277.24/x
  3. Step 3: Cross multiply
    17,757.12x = 26,639.85 × 5,277.24
  4. Step 4: Simplify right side
    17,757.12x = 140,584,882.01
  5. Step 5: Solve for x
    x = 140,584,882.01/17,757.12
  6. Step 6: Final answer
    x = 7,917.10

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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.