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Finding the Fourth Proportional to 22,640.04, 33,952.35 and 7,845.50

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Solution

The fourth proportional to 22,640.04, 33,952.35 and 7,845.50 is: 11,765.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,640.04 : 33,952.35 = 7,845.50 : x
  2. Step 2: Convert to fraction form
    22,640.04/33,952.35 = 7,845.50/x
  3. Step 3: Cross multiply
    22,640.04x = 33,952.35 × 7,845.50
  4. Step 4: Simplify right side
    22,640.04x = 266,372,992.16
  5. Step 5: Solve for x
    x = 266,372,992.16/22,640.04
  6. Step 6: Final answer
    x = 11,765.57

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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.