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Finding the Fourth Proportional to 22,264.02, 33,412.95 and 8,237.31

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Solution

The fourth proportional to 22,264.02, 33,412.95 and 8,237.31 is: 12,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,264.02 : 33,412.95 = 8,237.31 : x
  2. Step 2: Convert to fraction form
    22,264.02/33,412.95 = 8,237.31/x
  3. Step 3: Cross multiply
    22,264.02x = 33,412.95 × 8,237.31
  4. Step 4: Simplify right side
    22,264.02x = 275,232,827.16
  5. Step 5: Solve for x
    x = 275,232,827.16/22,264.02
  6. Step 6: Final answer
    x = 12,362.23

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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.