Home / 17,767.38-26,651-16,684.76

Finding the Fourth Proportional to 17,767.38, 26,651 and 16,684.76

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Solution

The fourth proportional to 17,767.38, 26,651 and 16,684.76 is: 25,027.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,767.38 : 26,651 = 16,684.76 : x
  2. Step 2: Convert to fraction form
    17,767.38/26,651 = 16,684.76/x
  3. Step 3: Cross multiply
    17,767.38x = 26,651 × 16,684.76
  4. Step 4: Simplify right side
    17,767.38x = 444,665,538.76
  5. Step 5: Solve for x
    x = 444,665,538.76/17,767.38
  6. Step 6: Final answer
    x = 25,027.07

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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.