Home / 22,093.72-30,515.88-16,115.92

Finding the Fourth Proportional to 22,093.72, 30,515.88 and 16,115.92

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Solution

The fourth proportional to 22,093.72, 30,515.88 and 16,115.92 is: 22,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,093.72 : 30,515.88 = 16,115.92 : x
  2. Step 2: Convert to fraction form
    22,093.72/30,515.88 = 16,115.92/x
  3. Step 3: Cross multiply
    22,093.72x = 30,515.88 × 16,115.92
  4. Step 4: Simplify right side
    22,093.72x = 491,791,480.81
  5. Step 5: Solve for x
    x = 491,791,480.81/22,093.72
  6. Step 6: Final answer
    x = 22,259.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.