Home / 38,677.82-57,918.26-25,490.21

Finding the Fourth Proportional to 38,677.82, 57,918.26 and 25,490.21

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Solution

The fourth proportional to 38,677.82, 57,918.26 and 25,490.21 is: 38,170.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,677.82 : 57,918.26 = 25,490.21 : x
  2. Step 2: Convert to fraction form
    38,677.82/57,918.26 = 25,490.21/x
  3. Step 3: Cross multiply
    38,677.82x = 57,918.26 × 25,490.21
  4. Step 4: Simplify right side
    38,677.82x = 1,476,348,193.19
  5. Step 5: Solve for x
    x = 1,476,348,193.19/38,677.82
  6. Step 6: Final answer
    x = 38,170.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.