Home / 36,765.72-55,146.75-11,807.00

Finding the Fourth Proportional to 36,765.72, 55,146.75 and 11,807.00

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Solution

The fourth proportional to 36,765.72, 55,146.75 and 11,807.00 is: 17,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,765.72 : 55,146.75 = 11,807.00 : x
  2. Step 2: Convert to fraction form
    36,765.72/55,146.75 = 11,807.00/x
  3. Step 3: Cross multiply
    36,765.72x = 55,146.75 × 11,807.00
  4. Step 4: Simplify right side
    36,765.72x = 651,117,401.52
  5. Step 5: Solve for x
    x = 651,117,401.52/36,765.72
  6. Step 6: Final answer
    x = 17,709.90

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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.