Home / 39,682.80-59,512.32-15,982.74

Finding the Fourth Proportional to 39,682.80, 59,512.32 and 15,982.74

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Solution

The fourth proportional to 39,682.80, 59,512.32 and 15,982.74 is: 23,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682.80 : 59,512.32 = 15,982.74 : x
  2. Step 2: Convert to fraction form
    39,682.80/59,512.32 = 15,982.74/x
  3. Step 3: Cross multiply
    39,682.80x = 59,512.32 × 15,982.74
  4. Step 4: Simplify right side
    39,682.80x = 951,169,937.36
  5. Step 5: Solve for x
    x = 951,169,937.36/39,682.80
  6. Step 6: Final answer
    x = 23,969.33

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1.5x scale

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.