Home / 18,195.22-27,289.80-5,048.92

Finding the Fourth Proportional to 18,195.22, 27,289.80 and 5,048.92

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Solution

The fourth proportional to 18,195.22, 27,289.80 and 5,048.92 is: 7,572.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.22 : 27,289.80 = 5,048.92 : x
  2. Step 2: Convert to fraction form
    18,195.22/27,289.80 = 5,048.92/x
  3. Step 3: Cross multiply
    18,195.22x = 27,289.80 × 5,048.92
  4. Step 4: Simplify right side
    18,195.22x = 137,784,017.02
  5. Step 5: Solve for x
    x = 137,784,017.02/18,195.22
  6. Step 6: Final answer
    x = 7,572.54

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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.