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Finding the Fourth Proportional to 39,100.84, 53,962.02 and 22,333.48

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Solution

The fourth proportional to 39,100.84, 53,962.02 and 22,333.48 is: 30,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,100.84 : 53,962.02 = 22,333.48 : x
  2. Step 2: Convert to fraction form
    39,100.84/53,962.02 = 22,333.48/x
  3. Step 3: Cross multiply
    39,100.84x = 53,962.02 × 22,333.48
  4. Step 4: Simplify right side
    39,100.84x = 1,205,159,694.43
  5. Step 5: Solve for x
    x = 1,205,159,694.43/39,100.84
  6. Step 6: Final answer
    x = 30,821.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.