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Finding the Fourth Proportional to 22,029.15, 33,043.86 and 5,389.32

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Solution

The fourth proportional to 22,029.15, 33,043.86 and 5,389.32 is: 8,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,029.15 : 33,043.86 = 5,389.32 : x
  2. Step 2: Convert to fraction form
    22,029.15/33,043.86 = 5,389.32/x
  3. Step 3: Cross multiply
    22,029.15x = 33,043.86 × 5,389.32
  4. Step 4: Simplify right side
    22,029.15x = 178,083,935.58
  5. Step 5: Solve for x
    x = 178,083,935.58/22,029.15
  6. Step 6: Final answer
    x = 8,084.01

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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.