Home / 12,030.11-18,037.26-3,707.36

Finding the Fourth Proportional to 12,030.11, 18,037.26 and 3,707.36

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Solution

The fourth proportional to 12,030.11, 18,037.26 and 3,707.36 is: 5,558.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.11 : 18,037.26 = 3,707.36 : x
  2. Step 2: Convert to fraction form
    12,030.11/18,037.26 = 3,707.36/x
  3. Step 3: Cross multiply
    12,030.11x = 18,037.26 × 3,707.36
  4. Step 4: Simplify right side
    12,030.11x = 66,870,526.05
  5. Step 5: Solve for x
    x = 66,870,526.05/12,030.11
  6. Step 6: Final answer
    x = 5,558.60

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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.