Home / 38,228.92-52,755.20-21,233.24

Finding the Fourth Proportional to 38,228.92, 52,755.20 and 21,233.24

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Solution

The fourth proportional to 38,228.92, 52,755.20 and 21,233.24 is: 29,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,228.92 : 52,755.20 = 21,233.24 : x
  2. Step 2: Convert to fraction form
    38,228.92/52,755.20 = 21,233.24/x
  3. Step 3: Cross multiply
    38,228.92x = 52,755.20 × 21,233.24
  4. Step 4: Simplify right side
    38,228.92x = 1,120,163,822.85
  5. Step 5: Solve for x
    x = 1,120,163,822.85/38,228.92
  6. Step 6: Final answer
    x = 29,301.48

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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.