Home / 38,180.14-57,256.48-13,213.41

Finding the Fourth Proportional to 38,180.14, 57,256.48 and 13,213.41

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Solution

The fourth proportional to 38,180.14, 57,256.48 and 13,213.41 is: 19,815.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,180.14 : 57,256.48 = 13,213.41 : x
  2. Step 2: Convert to fraction form
    38,180.14/57,256.48 = 13,213.41/x
  3. Step 3: Cross multiply
    38,180.14x = 57,256.48 × 13,213.41
  4. Step 4: Simplify right side
    38,180.14x = 756,553,345.40
  5. Step 5: Solve for x
    x = 756,553,345.40/38,180.14
  6. Step 6: Final answer
    x = 19,815.36

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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.