Home / 36,028.90-49,717.81-20,114.36

Finding the Fourth Proportional to 36,028.90, 49,717.81 and 20,114.36

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Solution

The fourth proportional to 36,028.90, 49,717.81 and 20,114.36 is: 27,756.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.90 : 49,717.81 = 20,114.36 : x
  2. Step 2: Convert to fraction form
    36,028.90/49,717.81 = 20,114.36/x
  3. Step 3: Cross multiply
    36,028.90x = 49,717.81 × 20,114.36
  4. Step 4: Simplify right side
    36,028.90x = 1,000,041,629.88
  5. Step 5: Solve for x
    x = 1,000,041,629.88/36,028.90
  6. Step 6: Final answer
    x = 27,756.65

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1.5x scale

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.