Home / 36,749.10-55,119.98-11,807.16

Finding the Fourth Proportional to 36,749.10, 55,119.98 and 11,807.16

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Solution

The fourth proportional to 36,749.10, 55,119.98 and 11,807.16 is: 17,709.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749.10 : 55,119.98 = 11,807.16 : x
  2. Step 2: Convert to fraction form
    36,749.10/55,119.98 = 11,807.16/x
  3. Step 3: Cross multiply
    36,749.10x = 55,119.98 × 11,807.16
  4. Step 4: Simplify right side
    36,749.10x = 650,810,423.06
  5. Step 5: Solve for x
    x = 650,810,423.06/36,749.10
  6. Step 6: Final answer
    x = 17,709.56

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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.