Home / 38,348.46-57,536.53-13,392.20

Finding the Fourth Proportional to 38,348.46, 57,536.53 and 13,392.20

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Solution

The fourth proportional to 38,348.46, 57,536.53 and 13,392.20 is: 20,093.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,348.46 : 57,536.53 = 13,392.20 : x
  2. Step 2: Convert to fraction form
    38,348.46/57,536.53 = 13,392.20/x
  3. Step 3: Cross multiply
    38,348.46x = 57,536.53 × 13,392.20
  4. Step 4: Simplify right side
    38,348.46x = 770,540,827.43
  5. Step 5: Solve for x
    x = 770,540,827.43/38,348.46
  6. Step 6: Final answer
    x = 20,093.14

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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.