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Finding the Fourth Proportional to 22,059.32, 33,089.16 and 6,477.20

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Solution

The fourth proportional to 22,059.32, 33,089.16 and 6,477.20 is: 9,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,059.32 : 33,089.16 = 6,477.20 : x
  2. Step 2: Convert to fraction form
    22,059.32/33,089.16 = 6,477.20/x
  3. Step 3: Cross multiply
    22,059.32x = 33,089.16 × 6,477.20
  4. Step 4: Simplify right side
    22,059.32x = 214,325,107.15
  5. Step 5: Solve for x
    x = 214,325,107.15/22,059.32
  6. Step 6: Final answer
    x = 9,715.85

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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.