Home / 38,170.43-57,256.01-14,471.60

Finding the Fourth Proportional to 38,170.43, 57,256.01 and 14,471.60

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Solution

The fourth proportional to 38,170.43, 57,256.01 and 14,471.60 is: 21,707.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170.43 : 57,256.01 = 14,471.60 : x
  2. Step 2: Convert to fraction form
    38,170.43/57,256.01 = 14,471.60/x
  3. Step 3: Cross multiply
    38,170.43x = 57,256.01 × 14,471.60
  4. Step 4: Simplify right side
    38,170.43x = 828,585,715.68
  5. Step 5: Solve for x
    x = 828,585,715.68/38,170.43
  6. Step 6: Final answer
    x = 21,707.53

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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.