Home / 42,187.60-63,354.30-22,504.60

Finding the Fourth Proportional to 42,187.60, 63,354.30 and 22,504.60

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Solution

The fourth proportional to 42,187.60, 63,354.30 and 22,504.60 is: 33,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,187.60 : 63,354.30 = 22,504.60 : x
  2. Step 2: Convert to fraction form
    42,187.60/63,354.30 = 22,504.60/x
  3. Step 3: Cross multiply
    42,187.60x = 63,354.30 × 22,504.60
  4. Step 4: Simplify right side
    42,187.60x = 1,425,763,179.78
  5. Step 5: Solve for x
    x = 1,425,763,179.78/42,187.60
  6. Step 6: Final answer
    x = 33,795.79

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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.