Home / 36,270.60-54,406.23-11,309.64

Finding the Fourth Proportional to 36,270.60, 54,406.23 and 11,309.64

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Solution

The fourth proportional to 36,270.60, 54,406.23 and 11,309.64 is: 16,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.60 : 54,406.23 = 11,309.64 : x
  2. Step 2: Convert to fraction form
    36,270.60/54,406.23 = 11,309.64/x
  3. Step 3: Cross multiply
    36,270.60x = 54,406.23 × 11,309.64
  4. Step 4: Simplify right side
    36,270.60x = 615,314,875.06
  5. Step 5: Solve for x
    x = 615,314,875.06/36,270.60
  6. Step 6: Final answer
    x = 16,964.56

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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.