Home / 17,893.39-26,831.75-6,640.89

Finding the Fourth Proportional to 17,893.39, 26,831.75 and 6,640.89

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Solution

The fourth proportional to 17,893.39, 26,831.75 and 6,640.89 is: 9,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.39 : 26,831.75 = 6,640.89 : x
  2. Step 2: Convert to fraction form
    17,893.39/26,831.75 = 6,640.89/x
  3. Step 3: Cross multiply
    17,893.39x = 26,831.75 × 6,640.89
  4. Step 4: Simplify right side
    17,893.39x = 178,186,597.81
  5. Step 5: Solve for x
    x = 178,186,597.81/17,893.39
  6. Step 6: Final answer
    x = 9,958.24

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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.