Home / 39,229.40-58,844.10-9,647.79

Finding the Fourth Proportional to 39,229.40, 58,844.10 and 9,647.79

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Solution

The fourth proportional to 39,229.40, 58,844.10 and 9,647.79 is: 14,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,229.40 : 58,844.10 = 9,647.79 : x
  2. Step 2: Convert to fraction form
    39,229.40/58,844.10 = 9,647.79/x
  3. Step 3: Cross multiply
    39,229.40x = 58,844.10 × 9,647.79
  4. Step 4: Simplify right side
    39,229.40x = 567,715,519.54
  5. Step 5: Solve for x
    x = 567,715,519.54/39,229.40
  6. Step 6: Final answer
    x = 14,471.69

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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.