Home / 42,654.36-63,962.10-21,892.44

Finding the Fourth Proportional to 42,654.36, 63,962.10 and 21,892.44

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Solution

The fourth proportional to 42,654.36, 63,962.10 and 21,892.44 is: 32,828.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,654.36 : 63,962.10 = 21,892.44 : x
  2. Step 2: Convert to fraction form
    42,654.36/63,962.10 = 21,892.44/x
  3. Step 3: Cross multiply
    42,654.36x = 63,962.10 × 21,892.44
  4. Step 4: Simplify right side
    42,654.36x = 1,400,286,436.52
  5. Step 5: Solve for x
    x = 1,400,286,436.52/42,654.36
  6. Step 6: Final answer
    x = 32,828.68

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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.