Home / 49,831.48-68,767.86-28,610.44

Finding the Fourth Proportional to 49,831.48, 68,767.86 and 28,610.44

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Solution

The fourth proportional to 49,831.48, 68,767.86 and 28,610.44 is: 39,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,831.48 : 68,767.86 = 28,610.44 : x
  2. Step 2: Convert to fraction form
    49,831.48/68,767.86 = 28,610.44/x
  3. Step 3: Cross multiply
    49,831.48x = 68,767.86 × 28,610.44
  4. Step 4: Simplify right side
    49,831.48x = 1,967,478,732.46
  5. Step 5: Solve for x
    x = 1,967,478,732.46/49,831.48
  6. Step 6: Final answer
    x = 39,482.65

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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.