Home / 39,446.54-59,170.33-13,151.30

Finding the Fourth Proportional to 39,446.54, 59,170.33 and 13,151.30

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Solution

The fourth proportional to 39,446.54, 59,170.33 and 13,151.30 is: 19,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,446.54 : 59,170.33 = 13,151.30 : x
  2. Step 2: Convert to fraction form
    39,446.54/59,170.33 = 13,151.30/x
  3. Step 3: Cross multiply
    39,446.54x = 59,170.33 × 13,151.30
  4. Step 4: Simplify right side
    39,446.54x = 778,166,481.52
  5. Step 5: Solve for x
    x = 778,166,481.52/39,446.54
  6. Step 6: Final answer
    x = 19,727.12

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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.