Home / 39,253.36-58,874.28-12,958.96

Finding the Fourth Proportional to 39,253.36, 58,874.28 and 12,958.96

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Solution

The fourth proportional to 39,253.36, 58,874.28 and 12,958.96 is: 19,436.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,253.36 : 58,874.28 = 12,958.96 : x
  2. Step 2: Convert to fraction form
    39,253.36/58,874.28 = 12,958.96/x
  3. Step 3: Cross multiply
    39,253.36x = 58,874.28 × 12,958.96
  4. Step 4: Simplify right side
    39,253.36x = 762,949,439.55
  5. Step 5: Solve for x
    x = 762,949,439.55/39,253.36
  6. Step 6: Final answer
    x = 19,436.54

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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.