Home / 17,511.80-26,252.91-8,146.98

Finding the Fourth Proportional to 17,511.80, 26,252.91 and 8,146.98

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Solution

The fourth proportional to 17,511.80, 26,252.91 and 8,146.98 is: 12,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.80 : 26,252.91 = 8,146.98 : x
  2. Step 2: Convert to fraction form
    17,511.80/26,252.91 = 8,146.98/x
  3. Step 3: Cross multiply
    17,511.80x = 26,252.91 × 8,146.98
  4. Step 4: Simplify right side
    17,511.80x = 213,881,932.71
  5. Step 5: Solve for x
    x = 213,881,932.71/17,511.80
  6. Step 6: Final answer
    x = 12,213.59

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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.