Home / 17,491.62-26,240.31-8,726.82

Finding the Fourth Proportional to 17,491.62, 26,240.31 and 8,726.82

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Solution

The fourth proportional to 17,491.62, 26,240.31 and 8,726.82 is: 13,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.62 : 26,240.31 = 8,726.82 : x
  2. Step 2: Convert to fraction form
    17,491.62/26,240.31 = 8,726.82/x
  3. Step 3: Cross multiply
    17,491.62x = 26,240.31 × 8,726.82
  4. Step 4: Simplify right side
    17,491.62x = 228,994,462.11
  5. Step 5: Solve for x
    x = 228,994,462.11/17,491.62
  6. Step 6: Final answer
    x = 13,091.67

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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.