Home / 38,247.12-57,348-14,556.45

Finding the Fourth Proportional to 38,247.12, 57,348 and 14,556.45

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Solution

The fourth proportional to 38,247.12, 57,348 and 14,556.45 is: 21,826.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247.12 : 57,348 = 14,556.45 : x
  2. Step 2: Convert to fraction form
    38,247.12/57,348 = 14,556.45/x
  3. Step 3: Cross multiply
    38,247.12x = 57,348 × 14,556.45
  4. Step 4: Simplify right side
    38,247.12x = 834,783,294.60
  5. Step 5: Solve for x
    x = 834,783,294.60/38,247.12
  6. Step 6: Final answer
    x = 21,826.04

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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.