Home / 38,257.57-52,795.39-21,261.27

Finding the Fourth Proportional to 38,257.57, 52,795.39 and 21,261.27

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Solution

The fourth proportional to 38,257.57, 52,795.39 and 21,261.27 is: 29,340.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,257.57 : 52,795.39 = 21,261.27 : x
  2. Step 2: Convert to fraction form
    38,257.57/52,795.39 = 21,261.27/x
  3. Step 3: Cross multiply
    38,257.57x = 52,795.39 × 21,261.27
  4. Step 4: Simplify right side
    38,257.57x = 1,122,496,988.39
  5. Step 5: Solve for x
    x = 1,122,496,988.39/38,257.57
  6. Step 6: Final answer
    x = 29,340.52

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Find fourth proportional to 38,258.57, 52,796.77 and 21,262.27
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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.