Home / 17,570.71-26,371.66-8,215.82

Finding the Fourth Proportional to 17,570.71, 26,371.66 and 8,215.82

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Solution

The fourth proportional to 17,570.71, 26,371.66 and 8,215.82 is: 12,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.71 : 26,371.66 = 8,215.82 : x
  2. Step 2: Convert to fraction form
    17,570.71/26,371.66 = 8,215.82/x
  3. Step 3: Cross multiply
    17,570.71x = 26,371.66 × 8,215.82
  4. Step 4: Simplify right side
    17,570.71x = 216,664,811.66
  5. Step 5: Solve for x
    x = 216,664,811.66/17,570.71
  6. Step 6: Final answer
    x = 12,331.02

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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.