Home / 42,728.97-58,965.66-23,610

Finding the Fourth Proportional to 42,728.97, 58,965.66 and 23,610

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Solution

The fourth proportional to 42,728.97, 58,965.66 and 23,610 is: 32,581.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,728.97 : 58,965.66 = 23,610 : x
  2. Step 2: Convert to fraction form
    42,728.97/58,965.66 = 23,610/x
  3. Step 3: Cross multiply
    42,728.97x = 58,965.66 × 23,610
  4. Step 4: Simplify right side
    42,728.97x = 1,392,179,232.60
  5. Step 5: Solve for x
    x = 1,392,179,232.60/42,728.97
  6. Step 6: Final answer
    x = 32,581.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.