Home / 33,572.66-46,352.97-20,831.00

Finding the Fourth Proportional to 33,572.66, 46,352.97 and 20,831.00

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Solution

The fourth proportional to 33,572.66, 46,352.97 and 20,831.00 is: 28,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,572.66 : 46,352.97 = 20,831.00 : x
  2. Step 2: Convert to fraction form
    33,572.66/46,352.97 = 20,831.00/x
  3. Step 3: Cross multiply
    33,572.66x = 46,352.97 × 20,831.00
  4. Step 4: Simplify right side
    33,572.66x = 965,578,486.31
  5. Step 5: Solve for x
    x = 965,578,486.31/33,572.66
  6. Step 6: Final answer
    x = 28,760.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.