Home / 16,109.60-22,249.26-11,089.22

Finding the Fourth Proportional to 16,109.60, 22,249.26 and 11,089.22

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Solution

The fourth proportional to 16,109.60, 22,249.26 and 11,089.22 is: 15,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,109.60 : 22,249.26 = 11,089.22 : x
  2. Step 2: Convert to fraction form
    16,109.60/22,249.26 = 11,089.22/x
  3. Step 3: Cross multiply
    16,109.60x = 22,249.26 × 11,089.22
  4. Step 4: Simplify right side
    16,109.60x = 246,726,938.98
  5. Step 5: Solve for x
    x = 246,726,938.98/16,109.60
  6. Step 6: Final answer
    x = 15,315.52

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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.