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Finding the Fourth Proportional to 22,346.40, 33,481.20 and 14,551.20

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Solution

The fourth proportional to 22,346.40, 33,481.20 and 14,551.20 is: 21,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,346.40 : 33,481.20 = 14,551.20 : x
  2. Step 2: Convert to fraction form
    22,346.40/33,481.20 = 14,551.20/x
  3. Step 3: Cross multiply
    22,346.40x = 33,481.20 × 14,551.20
  4. Step 4: Simplify right side
    22,346.40x = 487,191,637.44
  5. Step 5: Solve for x
    x = 487,191,637.44/22,346.40
  6. Step 6: Final answer
    x = 21,801.80

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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.