Home / 42,092.12-63,157.62-18,725.24

Finding the Fourth Proportional to 42,092.12, 63,157.62 and 18,725.24

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Solution

The fourth proportional to 42,092.12, 63,157.62 and 18,725.24 is: 28,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,092.12 : 63,157.62 = 18,725.24 : x
  2. Step 2: Convert to fraction form
    42,092.12/63,157.62 = 18,725.24/x
  3. Step 3: Cross multiply
    42,092.12x = 63,157.62 × 18,725.24
  4. Step 4: Simplify right side
    42,092.12x = 1,182,641,592.33
  5. Step 5: Solve for x
    x = 1,182,641,592.33/42,092.12
  6. Step 6: Final answer
    x = 28,096.51

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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.