Home / 38,236.10-52,764.35-21,241.41

Finding the Fourth Proportional to 38,236.10, 52,764.35 and 21,241.41

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Solution

The fourth proportional to 38,236.10, 52,764.35 and 21,241.41 is: 29,312.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,236.10 : 52,764.35 = 21,241.41 : x
  2. Step 2: Convert to fraction form
    38,236.10/52,764.35 = 21,241.41/x
  3. Step 3: Cross multiply
    38,236.10x = 52,764.35 × 21,241.41
  4. Step 4: Simplify right side
    38,236.10x = 1,120,788,986.59
  5. Step 5: Solve for x
    x = 1,120,788,986.59/38,236.10
  6. Step 6: Final answer
    x = 29,312.33

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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.