Home / 38,021.49-57,032.82-11,726.19

Finding the Fourth Proportional to 38,021.49, 57,032.82 and 11,726.19

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Solution

The fourth proportional to 38,021.49, 57,032.82 and 11,726.19 is: 17,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,021.49 : 57,032.82 = 11,726.19 : x
  2. Step 2: Convert to fraction form
    38,021.49/57,032.82 = 11,726.19/x
  3. Step 3: Cross multiply
    38,021.49x = 57,032.82 × 11,726.19
  4. Step 4: Simplify right side
    38,021.49x = 668,777,683.56
  5. Step 5: Solve for x
    x = 668,777,683.56/38,021.49
  6. Step 6: Final answer
    x = 17,589.47

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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.