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Finding the Fourth Proportional to 22,571.92, 33,857.52 and 7,580.08

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Solution

The fourth proportional to 22,571.92, 33,857.52 and 7,580.08 is: 11,370.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,571.92 : 33,857.52 = 7,580.08 : x
  2. Step 2: Convert to fraction form
    22,571.92/33,857.52 = 7,580.08/x
  3. Step 3: Cross multiply
    22,571.92x = 33,857.52 × 7,580.08
  4. Step 4: Simplify right side
    22,571.92x = 256,642,710.20
  5. Step 5: Solve for x
    x = 256,642,710.20/22,571.92
  6. Step 6: Final answer
    x = 11,370.00

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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.