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Finding the Fourth Proportional to 22,775.94, 34,168.86 and 6,981.03

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Solution

The fourth proportional to 22,775.94, 34,168.86 and 6,981.03 is: 10,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,775.94 : 34,168.86 = 6,981.03 : x
  2. Step 2: Convert to fraction form
    22,775.94/34,168.86 = 6,981.03/x
  3. Step 3: Cross multiply
    22,775.94x = 34,168.86 × 6,981.03
  4. Step 4: Simplify right side
    22,775.94x = 238,533,836.73
  5. Step 5: Solve for x
    x = 238,533,836.73/22,775.94
  6. Step 6: Final answer
    x = 10,473.06

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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.