Home / 39,099.60-58,679.64-15,745.68

Finding the Fourth Proportional to 39,099.60, 58,679.64 and 15,745.68

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Solution

The fourth proportional to 39,099.60, 58,679.64 and 15,745.68 is: 23,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,099.60 : 58,679.64 = 15,745.68 : x
  2. Step 2: Convert to fraction form
    39,099.60/58,679.64 = 15,745.68/x
  3. Step 3: Cross multiply
    39,099.60x = 58,679.64 × 15,745.68
  4. Step 4: Simplify right side
    39,099.60x = 923,950,833.96
  5. Step 5: Solve for x
    x = 923,950,833.96/39,099.60
  6. Step 6: Final answer
    x = 23,630.70

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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.