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Finding the Fourth Proportional to 22,397.81, 33,601.58 and 6,815.03

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Solution

The fourth proportional to 22,397.81, 33,601.58 and 6,815.03 is: 10,224.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.81 : 33,601.58 = 6,815.03 : x
  2. Step 2: Convert to fraction form
    22,397.81/33,601.58 = 6,815.03/x
  3. Step 3: Cross multiply
    22,397.81x = 33,601.58 × 6,815.03
  4. Step 4: Simplify right side
    22,397.81x = 228,995,775.75
  5. Step 5: Solve for x
    x = 228,995,775.75/22,397.81
  6. Step 6: Final answer
    x = 10,224.03

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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.