Home / 62,831.64-86,709.54-35,982.84

Finding the Fourth Proportional to 62,831.64, 86,709.54 and 35,982.84

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Solution

The fourth proportional to 62,831.64, 86,709.54 and 35,982.84 is: 49,657.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,831.64 : 86,709.54 = 35,982.84 : x
  2. Step 2: Convert to fraction form
    62,831.64/86,709.54 = 35,982.84/x
  3. Step 3: Cross multiply
    62,831.64x = 86,709.54 × 35,982.84
  4. Step 4: Simplify right side
    62,831.64x = 3,120,055,504.29
  5. Step 5: Solve for x
    x = 3,120,055,504.29/62,831.64
  6. Step 6: Final answer
    x = 49,657.39

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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.