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Finding the Fourth Proportional to 22,599.12, 33,893.28 and 7,808.56

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Solution

The fourth proportional to 22,599.12, 33,893.28 and 7,808.56 is: 11,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,599.12 : 33,893.28 = 7,808.56 : x
  2. Step 2: Convert to fraction form
    22,599.12/33,893.28 = 7,808.56/x
  3. Step 3: Cross multiply
    22,599.12x = 33,893.28 × 7,808.56
  4. Step 4: Simplify right side
    22,599.12x = 264,657,710.48
  5. Step 5: Solve for x
    x = 264,657,710.48/22,599.12
  6. Step 6: Final answer
    x = 11,710.97

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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.