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Finding the Fourth Proportional to 22,622.08, 33,937.44 and 7,039.12

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Solution

The fourth proportional to 22,622.08, 33,937.44 and 7,039.12 is: 10,560.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.08 : 33,937.44 = 7,039.12 : x
  2. Step 2: Convert to fraction form
    22,622.08/33,937.44 = 7,039.12/x
  3. Step 3: Cross multiply
    22,622.08x = 33,937.44 × 7,039.12
  4. Step 4: Simplify right side
    22,622.08x = 238,889,712.65
  5. Step 5: Solve for x
    x = 238,889,712.65/22,622.08
  6. Step 6: Final answer
    x = 10,560.02

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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.