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Finding the Fourth Proportional to 22,585.50, 33,878.25 and 6,169.50

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Solution

The fourth proportional to 22,585.50, 33,878.25 and 6,169.50 is: 9,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,585.50 : 33,878.25 = 6,169.50 : x
  2. Step 2: Convert to fraction form
    22,585.50/33,878.25 = 6,169.50/x
  3. Step 3: Cross multiply
    22,585.50x = 33,878.25 × 6,169.50
  4. Step 4: Simplify right side
    22,585.50x = 209,011,863.38
  5. Step 5: Solve for x
    x = 209,011,863.38/22,585.50
  6. Step 6: Final answer
    x = 9,254.25

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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.