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Finding the Fourth Proportional to 22,017.92, 33,026.88 and 6,435.68

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Solution

The fourth proportional to 22,017.92, 33,026.88 and 6,435.68 is: 9,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,017.92 : 33,026.88 = 6,435.68 : x
  2. Step 2: Convert to fraction form
    22,017.92/33,026.88 = 6,435.68/x
  3. Step 3: Cross multiply
    22,017.92x = 33,026.88 × 6,435.68
  4. Step 4: Simplify right side
    22,017.92x = 212,550,431.08
  5. Step 5: Solve for x
    x = 212,550,431.08/22,017.92
  6. Step 6: Final answer
    x = 9,653.52

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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.