Home / 16,161.54-22,305.05-9,089.33

Finding the Fourth Proportional to 16,161.54, 22,305.05 and 9,089.33

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Solution

The fourth proportional to 16,161.54, 22,305.05 and 9,089.33 is: 12,544.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161.54 : 22,305.05 = 9,089.33 : x
  2. Step 2: Convert to fraction form
    16,161.54/22,305.05 = 9,089.33/x
  3. Step 3: Cross multiply
    16,161.54x = 22,305.05 × 9,089.33
  4. Step 4: Simplify right side
    16,161.54x = 202,737,803.14
  5. Step 5: Solve for x
    x = 202,737,803.14/16,161.54
  6. Step 6: Final answer
    x = 12,544.46

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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.