Home / 39,132.67-58,707.51-12,836.42

Finding the Fourth Proportional to 39,132.67, 58,707.51 and 12,836.42

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Solution

The fourth proportional to 39,132.67, 58,707.51 and 12,836.42 is: 19,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132.67 : 58,707.51 = 12,836.42 : x
  2. Step 2: Convert to fraction form
    39,132.67/58,707.51 = 12,836.42/x
  3. Step 3: Cross multiply
    39,132.67x = 58,707.51 × 12,836.42
  4. Step 4: Simplify right side
    39,132.67x = 753,594,500.33
  5. Step 5: Solve for x
    x = 753,594,500.33/39,132.67
  6. Step 6: Final answer
    x = 19,257.43

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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.