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Finding the Fourth Proportional to 22,355.63, 33,538.62 and 6,560.01

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Solution

The fourth proportional to 22,355.63, 33,538.62 and 6,560.01 is: 9,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355.63 : 33,538.62 = 6,560.01 : x
  2. Step 2: Convert to fraction form
    22,355.63/33,538.62 = 6,560.01/x
  3. Step 3: Cross multiply
    22,355.63x = 33,538.62 × 6,560.01
  4. Step 4: Simplify right side
    22,355.63x = 220,013,682.59
  5. Step 5: Solve for x
    x = 220,013,682.59/22,355.63
  6. Step 6: Final answer
    x = 9,841.54

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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.