Home / 16,087.86-22,202.67-9,015.78

Finding the Fourth Proportional to 16,087.86, 22,202.67 and 9,015.78

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Solution

The fourth proportional to 16,087.86, 22,202.67 and 9,015.78 is: 12,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.86 : 22,202.67 = 9,015.78 : x
  2. Step 2: Convert to fraction form
    16,087.86/22,202.67 = 9,015.78/x
  3. Step 3: Cross multiply
    16,087.86x = 22,202.67 × 9,015.78
  4. Step 4: Simplify right side
    16,087.86x = 200,174,388.13
  5. Step 5: Solve for x
    x = 200,174,388.13/16,087.86
  6. Step 6: Final answer
    x = 12,442.57

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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.