Home / 11,188.47-16,758.41-10,877.43

Finding the Fourth Proportional to 11,188.47, 16,758.41 and 10,877.43

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Solution

The fourth proportional to 11,188.47, 16,758.41 and 10,877.43 is: 16,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.47 : 16,758.41 = 10,877.43 : x
  2. Step 2: Convert to fraction form
    11,188.47/16,758.41 = 10,877.43/x
  3. Step 3: Cross multiply
    11,188.47x = 16,758.41 × 10,877.43
  4. Step 4: Simplify right side
    11,188.47x = 182,288,377.30
  5. Step 5: Solve for x
    x = 182,288,377.30/11,188.47
  6. Step 6: Final answer
    x = 16,292.52

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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.