Home / 22,380.18-33,557.48-9,216.87

Finding the Fourth Proportional to 22,380.18, 33,557.48 and 9,216.87

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Solution

The fourth proportional to 22,380.18, 33,557.48 and 9,216.87 is: 13,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,380.18 : 33,557.48 = 9,216.87 : x
  2. Step 2: Convert to fraction form
    22,380.18/33,557.48 = 9,216.87/x
  3. Step 3: Cross multiply
    22,380.18x = 33,557.48 × 9,216.87
  4. Step 4: Simplify right side
    22,380.18x = 309,294,930.69
  5. Step 5: Solve for x
    x = 309,294,930.69/22,380.18
  6. Step 6: Final answer
    x = 13,820.04

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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.