Home / 39,050.28-58,584.42-12,756.96

Finding the Fourth Proportional to 39,050.28, 58,584.42 and 12,756.96

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Solution

The fourth proportional to 39,050.28, 58,584.42 and 12,756.96 is: 19,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,050.28 : 58,584.42 = 12,756.96 : x
  2. Step 2: Convert to fraction form
    39,050.28/58,584.42 = 12,756.96/x
  3. Step 3: Cross multiply
    39,050.28x = 58,584.42 × 12,756.96
  4. Step 4: Simplify right side
    39,050.28x = 747,359,102.56
  5. Step 5: Solve for x
    x = 747,359,102.56/39,050.28
  6. Step 6: Final answer
    x = 19,138.38

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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.