Home / 12,027.10-18,037.45-3,707.10

Finding the Fourth Proportional to 12,027.10, 18,037.45 and 3,707.10

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Solution

The fourth proportional to 12,027.10, 18,037.45 and 3,707.10 is: 5,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.10 : 18,037.45 = 3,707.10 : x
  2. Step 2: Convert to fraction form
    12,027.10/18,037.45 = 3,707.10/x
  3. Step 3: Cross multiply
    12,027.10x = 18,037.45 × 3,707.10
  4. Step 4: Simplify right side
    12,027.10x = 66,866,630.90
  5. Step 5: Solve for x
    x = 66,866,630.90/12,027.10
  6. Step 6: Final answer
    x = 5,559.66

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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.