Home / 17,471.09-26,171.71-12,767.83

Finding the Fourth Proportional to 17,471.09, 26,171.71 and 12,767.83

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Solution

The fourth proportional to 17,471.09, 26,171.71 and 12,767.83 is: 19,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,471.09 : 26,171.71 = 12,767.83 : x
  2. Step 2: Convert to fraction form
    17,471.09/26,171.71 = 12,767.83/x
  3. Step 3: Cross multiply
    17,471.09x = 26,171.71 × 12,767.83
  4. Step 4: Simplify right side
    17,471.09x = 334,155,846.74
  5. Step 5: Solve for x
    x = 334,155,846.74/17,471.09
  6. Step 6: Final answer
    x = 19,126.21

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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.