Home / 38,213.37-52,734.15-21,217.73

Finding the Fourth Proportional to 38,213.37, 52,734.15 and 21,217.73

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Solution

The fourth proportional to 38,213.37, 52,734.15 and 21,217.73 is: 29,280.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,213.37 : 52,734.15 = 21,217.73 : x
  2. Step 2: Convert to fraction form
    38,213.37/52,734.15 = 21,217.73/x
  3. Step 3: Cross multiply
    38,213.37x = 52,734.15 × 21,217.73
  4. Step 4: Simplify right side
    38,213.37x = 1,118,898,692.81
  5. Step 5: Solve for x
    x = 1,118,898,692.81/38,213.37
  6. Step 6: Final answer
    x = 29,280.29

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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.