Home / 17,892.05-26,838.68-4,745.75

Finding the Fourth Proportional to 17,892.05, 26,838.68 and 4,745.75

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Solution

The fourth proportional to 17,892.05, 26,838.68 and 4,745.75 is: 7,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,892.05 : 26,838.68 = 4,745.75 : x
  2. Step 2: Convert to fraction form
    17,892.05/26,838.68 = 4,745.75/x
  3. Step 3: Cross multiply
    17,892.05x = 26,838.68 × 4,745.75
  4. Step 4: Simplify right side
    17,892.05x = 127,369,507.69
  5. Step 5: Solve for x
    x = 127,369,507.69/17,892.05
  6. Step 6: Final answer
    x = 7,118.78

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1.5x scale

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.