Home / 12,043.63-18,065.54-3,723.62

Finding the Fourth Proportional to 12,043.63, 18,065.54 and 3,723.62

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Solution

The fourth proportional to 12,043.63, 18,065.54 and 3,723.62 is: 5,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.63 : 18,065.54 = 3,723.62 : x
  2. Step 2: Convert to fraction form
    12,043.63/18,065.54 = 3,723.62/x
  3. Step 3: Cross multiply
    12,043.63x = 18,065.54 × 3,723.62
  4. Step 4: Simplify right side
    12,043.63x = 67,269,206.05
  5. Step 5: Solve for x
    x = 67,269,206.05/12,043.63
  6. Step 6: Final answer
    x = 5,585.46

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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.