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Finding the Fourth Proportional to 22,599.39, 33,865.71 and 21,335.69

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Solution

The fourth proportional to 22,599.39, 33,865.71 and 21,335.69 is: 31,972.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,599.39 : 33,865.71 = 21,335.69 : x
  2. Step 2: Convert to fraction form
    22,599.39/33,865.71 = 21,335.69/x
  3. Step 3: Cross multiply
    22,599.39x = 33,865.71 × 21,335.69
  4. Step 4: Simplify right side
    22,599.39x = 722,548,290.19
  5. Step 5: Solve for x
    x = 722,548,290.19/22,599.39
  6. Step 6: Final answer
    x = 31,972.03

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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.