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Finding the Fourth Proportional to 22,995.96, 34,486.12 and 8,954.88

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Solution

The fourth proportional to 22,995.96, 34,486.12 and 8,954.88 is: 13,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.96 : 34,486.12 = 8,954.88 : x
  2. Step 2: Convert to fraction form
    22,995.96/34,486.12 = 8,954.88/x
  3. Step 3: Cross multiply
    22,995.96x = 34,486.12 × 8,954.88
  4. Step 4: Simplify right side
    22,995.96x = 308,819,066.27
  5. Step 5: Solve for x
    x = 308,819,066.27/22,995.96
  6. Step 6: Final answer
    x = 13,429.27

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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.