Home / 13,360.69-20,039.14-4,002.22

Finding the Fourth Proportional to 13,360.69, 20,039.14 and 4,002.22

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Solution

The fourth proportional to 13,360.69, 20,039.14 and 4,002.22 is: 6,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.69 : 20,039.14 = 4,002.22 : x
  2. Step 2: Convert to fraction form
    13,360.69/20,039.14 = 4,002.22/x
  3. Step 3: Cross multiply
    13,360.69x = 20,039.14 × 4,002.22
  4. Step 4: Simplify right side
    13,360.69x = 80,201,046.89
  5. Step 5: Solve for x
    x = 80,201,046.89/13,360.69
  6. Step 6: Final answer
    x = 6,002.76

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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.