Home / 41,831.32-57,696.96-28,398.28

Finding the Fourth Proportional to 41,831.32, 57,696.96 and 28,398.28

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Solution

The fourth proportional to 41,831.32, 57,696.96 and 28,398.28 is: 39,169.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,831.32 : 57,696.96 = 28,398.28 : x
  2. Step 2: Convert to fraction form
    41,831.32/57,696.96 = 28,398.28/x
  3. Step 3: Cross multiply
    41,831.32x = 57,696.96 × 28,398.28
  4. Step 4: Simplify right side
    41,831.32x = 1,638,494,425.23
  5. Step 5: Solve for x
    x = 1,638,494,425.23/41,831.32
  6. Step 6: Final answer
    x = 39,169.08

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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.