Home / 39,143.44-58,717.08-15,766.72

Finding the Fourth Proportional to 39,143.44, 58,717.08 and 15,766.72

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Solution

The fourth proportional to 39,143.44, 58,717.08 and 15,766.72 is: 23,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,143.44 : 58,717.08 = 15,766.72 : x
  2. Step 2: Convert to fraction form
    39,143.44/58,717.08 = 15,766.72/x
  3. Step 3: Cross multiply
    39,143.44x = 58,717.08 × 15,766.72
  4. Step 4: Simplify right side
    39,143.44x = 925,775,759.58
  5. Step 5: Solve for x
    x = 925,775,759.58/39,143.44
  6. Step 6: Final answer
    x = 23,650.85

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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.