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Finding the Fourth Proportional to 22,992.84, 34,473.12 and 11,751.60

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Solution

The fourth proportional to 22,992.84, 34,473.12 and 11,751.60 is: 17,619.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,992.84 : 34,473.12 = 11,751.60 : x
  2. Step 2: Convert to fraction form
    22,992.84/34,473.12 = 11,751.60/x
  3. Step 3: Cross multiply
    22,992.84x = 34,473.12 × 11,751.60
  4. Step 4: Simplify right side
    22,992.84x = 405,114,316.99
  5. Step 5: Solve for x
    x = 405,114,316.99/22,992.84
  6. Step 6: Final answer
    x = 17,619.15

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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.