Home / 16,089.28-22,203.64-9,015.54

Finding the Fourth Proportional to 16,089.28, 22,203.64 and 9,015.54

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Solution

The fourth proportional to 16,089.28, 22,203.64 and 9,015.54 is: 12,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,089.28 : 22,203.64 = 9,015.54 : x
  2. Step 2: Convert to fraction form
    16,089.28/22,203.64 = 9,015.54/x
  3. Step 3: Cross multiply
    16,089.28x = 22,203.64 × 9,015.54
  4. Step 4: Simplify right side
    16,089.28x = 200,177,804.57
  5. Step 5: Solve for x
    x = 200,177,804.57/16,089.28
  6. Step 6: Final answer
    x = 12,441.69

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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.