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Finding the Fourth Proportional to 22,503.62, 33,723.72 and 17,218.16

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Solution

The fourth proportional to 22,503.62, 33,723.72 and 17,218.16 is: 25,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,503.62 : 33,723.72 = 17,218.16 : x
  2. Step 2: Convert to fraction form
    22,503.62/33,723.72 = 17,218.16/x
  3. Step 3: Cross multiply
    22,503.62x = 33,723.72 × 17,218.16
  4. Step 4: Simplify right side
    22,503.62x = 580,660,406.76
  5. Step 5: Solve for x
    x = 580,660,406.76/22,503.62
  6. Step 6: Final answer
    x = 25,802.98

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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.