Home / 49,129.24-73,632.20-21,016.24

Finding the Fourth Proportional to 49,129.24, 73,632.20 and 21,016.24

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Solution

The fourth proportional to 49,129.24, 73,632.20 and 21,016.24 is: 31,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,129.24 : 73,632.20 = 21,016.24 : x
  2. Step 2: Convert to fraction form
    49,129.24/73,632.20 = 21,016.24/x
  3. Step 3: Cross multiply
    49,129.24x = 73,632.20 × 21,016.24
  4. Step 4: Simplify right side
    49,129.24x = 1,547,471,986.93
  5. Step 5: Solve for x
    x = 1,547,471,986.93/49,129.24
  6. Step 6: Final answer
    x = 31,497.98

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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.