Home / 48,243.42-72,365.13-13,183.38

Finding the Fourth Proportional to 48,243.42, 72,365.13 and 13,183.38

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Solution

The fourth proportional to 48,243.42, 72,365.13 and 13,183.38 is: 19,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.42 : 72,365.13 = 13,183.38 : x
  2. Step 2: Convert to fraction form
    48,243.42/72,365.13 = 13,183.38/x
  3. Step 3: Cross multiply
    48,243.42x = 72,365.13 × 13,183.38
  4. Step 4: Simplify right side
    48,243.42x = 954,017,007.54
  5. Step 5: Solve for x
    x = 954,017,007.54/48,243.42
  6. Step 6: Final answer
    x = 19,775.07

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1.5x scale

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.