Home / 38,180.27-57,259.38-13,219.31

Finding the Fourth Proportional to 38,180.27, 57,259.38 and 13,219.31

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Solution

The fourth proportional to 38,180.27, 57,259.38 and 13,219.31 is: 19,825.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,180.27 : 57,259.38 = 13,219.31 : x
  2. Step 2: Convert to fraction form
    38,180.27/57,259.38 = 13,219.31/x
  3. Step 3: Cross multiply
    38,180.27x = 57,259.38 × 13,219.31
  4. Step 4: Simplify right side
    38,180.27x = 756,929,494.63
  5. Step 5: Solve for x
    x = 756,929,494.63/38,180.27
  6. Step 6: Final answer
    x = 19,825.15

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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.