Home / 38,257.56-52,795.39-21,261.27

Finding the Fourth Proportional to 38,257.56, 52,795.39 and 21,261.27

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Solution

The fourth proportional to 38,257.56, 52,795.39 and 21,261.27 is: 29,340.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.56 : 52,795.39 = 21,261.27 : x
  2. Step 2: Convert to fraction form
    38,257.56/52,795.39 = 21,261.27/x
  3. Step 3: Cross multiply
    38,257.56x = 52,795.39 × 21,261.27
  4. Step 4: Simplify right side
    38,257.56x = 1,122,497,068.12
  5. Step 5: Solve for x
    x = 1,122,497,068.12/38,257.56
  6. Step 6: Final answer
    x = 29,340.53

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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.