Home / 11,118.08-16,685.32-8,952.95

Finding the Fourth Proportional to 11,118.08, 16,685.32 and 8,952.95

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Solution

The fourth proportional to 11,118.08, 16,685.32 and 8,952.95 is: 13,436.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,118.08 : 16,685.32 = 8,952.95 : x
  2. Step 2: Convert to fraction form
    11,118.08/16,685.32 = 8,952.95/x
  3. Step 3: Cross multiply
    11,118.08x = 16,685.32 × 8,952.95
  4. Step 4: Simplify right side
    11,118.08x = 149,382,835.69
  5. Step 5: Solve for x
    x = 149,382,835.69/11,118.08
  6. Step 6: Final answer
    x = 13,436.03

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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.