Home / 38,375.26-52,957.05-21,379.48

Finding the Fourth Proportional to 38,375.26, 52,957.05 and 21,379.48

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Solution

The fourth proportional to 38,375.26, 52,957.05 and 21,379.48 is: 29,503.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,375.26 : 52,957.05 = 21,379.48 : x
  2. Step 2: Convert to fraction form
    38,375.26/52,957.05 = 21,379.48/x
  3. Step 3: Cross multiply
    38,375.26x = 52,957.05 × 21,379.48
  4. Step 4: Simplify right side
    38,375.26x = 1,132,194,191.33
  5. Step 5: Solve for x
    x = 1,132,194,191.33/38,375.26
  6. Step 6: Final answer
    x = 29,503.23

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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.