Home / 18,873.23-28,309.73-4,833.23

Finding the Fourth Proportional to 18,873.23, 28,309.73 and 4,833.23

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Solution

The fourth proportional to 18,873.23, 28,309.73 and 4,833.23 is: 7,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,873.23 : 28,309.73 = 4,833.23 : x
  2. Step 2: Convert to fraction form
    18,873.23/28,309.73 = 4,833.23/x
  3. Step 3: Cross multiply
    18,873.23x = 28,309.73 × 4,833.23
  4. Step 4: Simplify right side
    18,873.23x = 136,827,306.86
  5. Step 5: Solve for x
    x = 136,827,306.86/18,873.23
  6. Step 6: Final answer
    x = 7,249.81

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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.