Home / 39,162.38-58,753.31-11,460.38

Finding the Fourth Proportional to 39,162.38, 58,753.31 and 11,460.38

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Solution

The fourth proportional to 39,162.38, 58,753.31 and 11,460.38 is: 17,193.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,162.38 : 58,753.31 = 11,460.38 : x
  2. Step 2: Convert to fraction form
    39,162.38/58,753.31 = 11,460.38/x
  3. Step 3: Cross multiply
    39,162.38x = 58,753.31 × 11,460.38
  4. Step 4: Simplify right side
    39,162.38x = 673,334,907.79
  5. Step 5: Solve for x
    x = 673,334,907.79/39,162.38
  6. Step 6: Final answer
    x = 17,193.41

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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.