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Finding the Fourth Proportional to 22,248.36, 33,373.65 and 6,664.50

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Solution

The fourth proportional to 22,248.36, 33,373.65 and 6,664.50 is: 9,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.36 : 33,373.65 = 6,664.50 : x
  2. Step 2: Convert to fraction form
    22,248.36/33,373.65 = 6,664.50/x
  3. Step 3: Cross multiply
    22,248.36x = 33,373.65 × 6,664.50
  4. Step 4: Simplify right side
    22,248.36x = 222,418,690.43
  5. Step 5: Solve for x
    x = 222,418,690.43/22,248.36
  6. Step 6: Final answer
    x = 9,997.08

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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.