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Finding the Fourth Proportional to 22,179, 33,268.86 and 6,384.24

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Solution

The fourth proportional to 22,179, 33,268.86 and 6,384.24 is: 9,576.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,179 : 33,268.86 = 6,384.24 : x
  2. Step 2: Convert to fraction form
    22,179/33,268.86 = 6,384.24/x
  3. Step 3: Cross multiply
    22,179x = 33,268.86 × 6,384.24
  4. Step 4: Simplify right side
    22,179x = 212,396,386.77
  5. Step 5: Solve for x
    x = 212,396,386.77/22,179
  6. Step 6: Final answer
    x = 9,576.46

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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.