Home / 18,727.66-25,844.36-10,230.02

Finding the Fourth Proportional to 18,727.66, 25,844.36 and 10,230.02

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Solution

The fourth proportional to 18,727.66, 25,844.36 and 10,230.02 is: 14,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727.66 : 25,844.36 = 10,230.02 : x
  2. Step 2: Convert to fraction form
    18,727.66/25,844.36 = 10,230.02/x
  3. Step 3: Cross multiply
    18,727.66x = 25,844.36 × 10,230.02
  4. Step 4: Simplify right side
    18,727.66x = 264,388,319.69
  5. Step 5: Solve for x
    x = 264,388,319.69/18,727.66
  6. Step 6: Final answer
    x = 14,117.53

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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.