Home / 42,418.08-63,628.20-29,268

Finding the Fourth Proportional to 42,418.08, 63,628.20 and 29,268

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Solution

The fourth proportional to 42,418.08, 63,628.20 and 29,268 is: 43,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,418.08 : 63,628.20 = 29,268 : x
  2. Step 2: Convert to fraction form
    42,418.08/63,628.20 = 29,268/x
  3. Step 3: Cross multiply
    42,418.08x = 63,628.20 × 29,268
  4. Step 4: Simplify right side
    42,418.08x = 1,862,270,157.60
  5. Step 5: Solve for x
    x = 1,862,270,157.60/42,418.08
  6. Step 6: Final answer
    x = 43,902.75

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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.