Home / 22,158.72-33,216.75-8,114.94

Finding the Fourth Proportional to 22,158.72, 33,216.75 and 8,114.94

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Solution

The fourth proportional to 22,158.72, 33,216.75 and 8,114.94 is: 12,164.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,158.72 : 33,216.75 = 8,114.94 : x
  2. Step 2: Convert to fraction form
    22,158.72/33,216.75 = 8,114.94/x
  3. Step 3: Cross multiply
    22,158.72x = 33,216.75 × 8,114.94
  4. Step 4: Simplify right side
    22,158.72x = 269,551,933.25
  5. Step 5: Solve for x
    x = 269,551,933.25/22,158.72
  6. Step 6: Final answer
    x = 12,164.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.