Home / 38,236.46-52,764.53-21,241.80

Finding the Fourth Proportional to 38,236.46, 52,764.53 and 21,241.80

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Solution

The fourth proportional to 38,236.46, 52,764.53 and 21,241.80 is: 29,312.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,236.46 : 52,764.53 = 21,241.80 : x
  2. Step 2: Convert to fraction form
    38,236.46/52,764.53 = 21,241.80/x
  3. Step 3: Cross multiply
    38,236.46x = 52,764.53 × 21,241.80
  4. Step 4: Simplify right side
    38,236.46x = 1,120,813,487.15
  5. Step 5: Solve for x
    x = 1,120,813,487.15/38,236.46
  6. Step 6: Final answer
    x = 29,312.69

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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.