Home / 49,129.26-73,632.21-21,016.25

Finding the Fourth Proportional to 49,129.26, 73,632.21 and 21,016.25

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Solution

The fourth proportional to 49,129.26, 73,632.21 and 21,016.25 is: 31,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,129.26 : 73,632.21 = 21,016.25 : x
  2. Step 2: Convert to fraction form
    49,129.26/73,632.21 = 21,016.25/x
  3. Step 3: Cross multiply
    49,129.26x = 73,632.21 × 21,016.25
  4. Step 4: Simplify right side
    49,129.26x = 1,547,472,565.25
  5. Step 5: Solve for x
    x = 1,547,472,565.25/49,129.26
  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.