Home / 39,235.20-58,849.38-11,154.12

Finding the Fourth Proportional to 39,235.20, 58,849.38 and 11,154.12

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Solution

The fourth proportional to 39,235.20, 58,849.38 and 11,154.12 is: 16,730.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,235.20 : 58,849.38 = 11,154.12 : x
  2. Step 2: Convert to fraction form
    39,235.20/58,849.38 = 11,154.12/x
  3. Step 3: Cross multiply
    39,235.20x = 58,849.38 × 11,154.12
  4. Step 4: Simplify right side
    39,235.20x = 656,413,046.45
  5. Step 5: Solve for x
    x = 656,413,046.45/39,235.20
  6. Step 6: Final answer
    x = 16,730.21

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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.