Home / 15,848.75-21,871.29-10,183.52

Finding the Fourth Proportional to 15,848.75, 21,871.29 and 10,183.52

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Solution

The fourth proportional to 15,848.75, 21,871.29 and 10,183.52 is: 14,053.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848.75 : 21,871.29 = 10,183.52 : x
  2. Step 2: Convert to fraction form
    15,848.75/21,871.29 = 10,183.52/x
  3. Step 3: Cross multiply
    15,848.75x = 21,871.29 × 10,183.52
  4. Step 4: Simplify right side
    15,848.75x = 222,726,609.78
  5. Step 5: Solve for x
    x = 222,726,609.78/15,848.75
  6. Step 6: Final answer
    x = 14,053.26

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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.