Home / 36,840.42-55,268.31-12,214.50

Finding the Fourth Proportional to 36,840.42, 55,268.31 and 12,214.50

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Solution

The fourth proportional to 36,840.42, 55,268.31 and 12,214.50 is: 18,324.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,840.42 : 55,268.31 = 12,214.50 : x
  2. Step 2: Convert to fraction form
    36,840.42/55,268.31 = 12,214.50/x
  3. Step 3: Cross multiply
    36,840.42x = 55,268.31 × 12,214.50
  4. Step 4: Simplify right side
    36,840.42x = 675,074,772.50
  5. Step 5: Solve for x
    x = 675,074,772.50/36,840.42
  6. Step 6: Final answer
    x = 18,324.30

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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.