Home / 36,683.18-55,028.63-11,717.36

Finding the Fourth Proportional to 36,683.18, 55,028.63 and 11,717.36

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Solution

The fourth proportional to 36,683.18, 55,028.63 and 11,717.36 is: 17,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,683.18 : 55,028.63 = 11,717.36 : x
  2. Step 2: Convert to fraction form
    36,683.18/55,028.63 = 11,717.36/x
  3. Step 3: Cross multiply
    36,683.18x = 55,028.63 × 11,717.36
  4. Step 4: Simplify right side
    36,683.18x = 644,790,209.43
  5. Step 5: Solve for x
    x = 644,790,209.43/36,683.18
  6. Step 6: Final answer
    x = 17,577.27

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1.5x scale

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.