Home / 13,401.06-20,101.66-5,501.53

Finding the Fourth Proportional to 13,401.06, 20,101.66 and 5,501.53

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Solution

The fourth proportional to 13,401.06, 20,101.66 and 5,501.53 is: 8,252.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401.06 : 20,101.66 = 5,501.53 : x
  2. Step 2: Convert to fraction form
    13,401.06/20,101.66 = 5,501.53/x
  3. Step 3: Cross multiply
    13,401.06x = 20,101.66 × 5,501.53
  4. Step 4: Simplify right side
    13,401.06x = 110,589,885.54
  5. Step 5: Solve for x
    x = 110,589,885.54/13,401.06
  6. Step 6: Final answer
    x = 8,252.32

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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.