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Finding the Fourth Proportional to 22,702.16, 33,959.16 and 20,542.16

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Solution

The fourth proportional to 22,702.16, 33,959.16 and 20,542.16 is: 30,728.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,702.16 : 33,959.16 = 20,542.16 : x
  2. Step 2: Convert to fraction form
    22,702.16/33,959.16 = 20,542.16/x
  3. Step 3: Cross multiply
    22,702.16x = 33,959.16 × 20,542.16
  4. Step 4: Simplify right side
    22,702.16x = 697,594,498.19
  5. Step 5: Solve for x
    x = 697,594,498.19/22,702.16
  6. Step 6: Final answer
    x = 30,728.11

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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.