Home / 36,455.50-54,683.25-11,831.50

Finding the Fourth Proportional to 36,455.50, 54,683.25 and 11,831.50

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Solution

The fourth proportional to 36,455.50, 54,683.25 and 11,831.50 is: 17,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,455.50 : 54,683.25 = 11,831.50 : x
  2. Step 2: Convert to fraction form
    36,455.50/54,683.25 = 11,831.50/x
  3. Step 3: Cross multiply
    36,455.50x = 54,683.25 × 11,831.50
  4. Step 4: Simplify right side
    36,455.50x = 646,984,872.38
  5. Step 5: Solve for x
    x = 646,984,872.38/36,455.50
  6. Step 6: Final answer
    x = 17,747.25

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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.