Home / 27,913.24-38,481.78-22,267.15

Finding the Fourth Proportional to 27,913.24, 38,481.78 and 22,267.15

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Solution

The fourth proportional to 27,913.24, 38,481.78 and 22,267.15 is: 30,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.24 : 38,481.78 = 22,267.15 : x
  2. Step 2: Convert to fraction form
    27,913.24/38,481.78 = 22,267.15/x
  3. Step 3: Cross multiply
    27,913.24x = 38,481.78 × 22,267.15
  4. Step 4: Simplify right side
    27,913.24x = 856,879,567.53
  5. Step 5: Solve for x
    x = 856,879,567.53/27,913.24
  6. Step 6: Final answer
    x = 30,697.96

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1.5x scale

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.