Home / 12,027.16-18,039.14-3,707.45

Finding the Fourth Proportional to 12,027.16, 18,039.14 and 3,707.45

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Solution

The fourth proportional to 12,027.16, 18,039.14 and 3,707.45 is: 5,560.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.16 : 18,039.14 = 3,707.45 : x
  2. Step 2: Convert to fraction form
    12,027.16/18,039.14 = 3,707.45/x
  3. Step 3: Cross multiply
    12,027.16x = 18,039.14 × 3,707.45
  4. Step 4: Simplify right side
    12,027.16x = 66,879,209.59
  5. Step 5: Solve for x
    x = 66,879,209.59/12,027.16
  6. Step 6: Final answer
    x = 5,560.68

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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.