Home / 38,598.63-57,887.54-13,635.39

Finding the Fourth Proportional to 38,598.63, 57,887.54 and 13,635.39

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Solution

The fourth proportional to 38,598.63, 57,887.54 and 13,635.39 is: 20,449.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,598.63 : 57,887.54 = 13,635.39 : x
  2. Step 2: Convert to fraction form
    38,598.63/57,887.54 = 13,635.39/x
  3. Step 3: Cross multiply
    38,598.63x = 57,887.54 × 13,635.39
  4. Step 4: Simplify right side
    38,598.63x = 789,319,221.27
  5. Step 5: Solve for x
    x = 789,319,221.27/38,598.63
  6. Step 6: Final answer
    x = 20,449.41

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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.