Home / 12,350.60-18,525.96-3,585.56

Finding the Fourth Proportional to 12,350.60, 18,525.96 and 3,585.56

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Solution

The fourth proportional to 12,350.60, 18,525.96 and 3,585.56 is: 5,378.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.60 : 18,525.96 = 3,585.56 : x
  2. Step 2: Convert to fraction form
    12,350.60/18,525.96 = 3,585.56/x
  3. Step 3: Cross multiply
    12,350.60x = 18,525.96 × 3,585.56
  4. Step 4: Simplify right side
    12,350.60x = 66,425,941.14
  5. Step 5: Solve for x
    x = 66,425,941.14/12,350.60
  6. Step 6: Final answer
    x = 5,378.36

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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.