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Finding the Fourth Proportional to 22,965.72, 34,449.93 and 7,173.02

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Solution

The fourth proportional to 22,965.72, 34,449.93 and 7,173.02 is: 10,759.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,965.72 : 34,449.93 = 7,173.02 : x
  2. Step 2: Convert to fraction form
    22,965.72/34,449.93 = 7,173.02/x
  3. Step 3: Cross multiply
    22,965.72x = 34,449.93 × 7,173.02
  4. Step 4: Simplify right side
    22,965.72x = 247,109,864.64
  5. Step 5: Solve for x
    x = 247,109,864.64/22,965.72
  6. Step 6: Final answer
    x = 10,759.94

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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.