Home / 27,922.08-38,529.44-15,344.48

Finding the Fourth Proportional to 27,922.08, 38,529.44 and 15,344.48

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Solution

The fourth proportional to 27,922.08, 38,529.44 and 15,344.48 is: 21,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.08 : 38,529.44 = 15,344.48 : x
  2. Step 2: Convert to fraction form
    27,922.08/38,529.44 = 15,344.48/x
  3. Step 3: Cross multiply
    27,922.08x = 38,529.44 × 15,344.48
  4. Step 4: Simplify right side
    27,922.08x = 591,214,221.49
  5. Step 5: Solve for x
    x = 591,214,221.49/27,922.08
  6. Step 6: Final answer
    x = 21,173.72

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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.