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Finding the Fourth Proportional to 22,612.48, 33,920.32 and 5,972.34

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Solution

The fourth proportional to 22,612.48, 33,920.32 and 5,972.34 is: 8,958.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,612.48 : 33,920.32 = 5,972.34 : x
  2. Step 2: Convert to fraction form
    22,612.48/33,920.32 = 5,972.34/x
  3. Step 3: Cross multiply
    22,612.48x = 33,920.32 × 5,972.34
  4. Step 4: Simplify right side
    22,612.48x = 202,583,683.95
  5. Step 5: Solve for x
    x = 202,583,683.95/22,612.48
  6. Step 6: Final answer
    x = 8,958.93

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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.