Home / 12,241.79-18,359.91-5,995.55

Finding the Fourth Proportional to 12,241.79, 18,359.91 and 5,995.55

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Solution

The fourth proportional to 12,241.79, 18,359.91 and 5,995.55 is: 8,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.79 : 18,359.91 = 5,995.55 : x
  2. Step 2: Convert to fraction form
    12,241.79/18,359.91 = 5,995.55/x
  3. Step 3: Cross multiply
    12,241.79x = 18,359.91 × 5,995.55
  4. Step 4: Simplify right side
    12,241.79x = 110,077,758.40
  5. Step 5: Solve for x
    x = 110,077,758.40/12,241.79
  6. Step 6: Final answer
    x = 8,991.97

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Double scale
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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.