Home / 15,291.36-22,939.67-4,760.61

Finding the Fourth Proportional to 15,291.36, 22,939.67 and 4,760.61

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Solution

The fourth proportional to 15,291.36, 22,939.67 and 4,760.61 is: 7,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,291.36 : 22,939.67 = 4,760.61 : x
  2. Step 2: Convert to fraction form
    15,291.36/22,939.67 = 4,760.61/x
  3. Step 3: Cross multiply
    15,291.36x = 22,939.67 × 4,760.61
  4. Step 4: Simplify right side
    15,291.36x = 109,206,798.60
  5. Step 5: Solve for x
    x = 109,206,798.60/15,291.36
  6. Step 6: Final answer
    x = 7,141.73

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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.