Home / 39,731.15-59,599.26-11,650.68

Finding the Fourth Proportional to 39,731.15, 59,599.26 and 11,650.68

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Solution

The fourth proportional to 39,731.15, 59,599.26 and 11,650.68 is: 17,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731.15 : 59,599.26 = 11,650.68 : x
  2. Step 2: Convert to fraction form
    39,731.15/59,599.26 = 11,650.68/x
  3. Step 3: Cross multiply
    39,731.15x = 59,599.26 × 11,650.68
  4. Step 4: Simplify right side
    39,731.15x = 694,371,906.50
  5. Step 5: Solve for x
    x = 694,371,906.50/39,731.15
  6. Step 6: Final answer
    x = 17,476.76

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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.