Home / 42,548.62-63,832.44-12,968.76

Finding the Fourth Proportional to 42,548.62, 63,832.44 and 12,968.76

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Solution

The fourth proportional to 42,548.62, 63,832.44 and 12,968.76 is: 19,456.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,548.62 : 63,832.44 = 12,968.76 : x
  2. Step 2: Convert to fraction form
    42,548.62/63,832.44 = 12,968.76/x
  3. Step 3: Cross multiply
    42,548.62x = 63,832.44 × 12,968.76
  4. Step 4: Simplify right side
    42,548.62x = 827,827,594.57
  5. Step 5: Solve for x
    x = 827,827,594.57/42,548.62
  6. Step 6: Final answer
    x = 19,456.04

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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.