Home / 39,709.54-59,560.60-13,414.51

Finding the Fourth Proportional to 39,709.54, 59,560.60 and 13,414.51

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Solution

The fourth proportional to 39,709.54, 59,560.60 and 13,414.51 is: 20,120.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,709.54 : 59,560.60 = 13,414.51 : x
  2. Step 2: Convert to fraction form
    39,709.54/59,560.60 = 13,414.51/x
  3. Step 3: Cross multiply
    39,709.54x = 59,560.60 × 13,414.51
  4. Step 4: Simplify right side
    39,709.54x = 798,976,264.31
  5. Step 5: Solve for x
    x = 798,976,264.31/39,709.54
  6. Step 6: Final answer
    x = 20,120.51

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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.