Home / 27,221.63-40,794.12-21,650.24

Finding the Fourth Proportional to 27,221.63, 40,794.12 and 21,650.24

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Solution

The fourth proportional to 27,221.63, 40,794.12 and 21,650.24 is: 32,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221.63 : 40,794.12 = 21,650.24 : x
  2. Step 2: Convert to fraction form
    27,221.63/40,794.12 = 21,650.24/x
  3. Step 3: Cross multiply
    27,221.63x = 40,794.12 × 21,650.24
  4. Step 4: Simplify right side
    27,221.63x = 883,202,590.57
  5. Step 5: Solve for x
    x = 883,202,590.57/27,221.63
  6. Step 6: Final answer
    x = 32,444.89

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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.