Home / 38,261.76-52,786.05-22,126.09

Finding the Fourth Proportional to 38,261.76, 52,786.05 and 22,126.09

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Solution

The fourth proportional to 38,261.76, 52,786.05 and 22,126.09 is: 30,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,261.76 : 52,786.05 = 22,126.09 : x
  2. Step 2: Convert to fraction form
    38,261.76/52,786.05 = 22,126.09/x
  3. Step 3: Cross multiply
    38,261.76x = 52,786.05 × 22,126.09
  4. Step 4: Simplify right side
    38,261.76x = 1,167,948,893.04
  5. Step 5: Solve for x
    x = 1,167,948,893.04/38,261.76
  6. Step 6: Final answer
    x = 30,525.23

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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.