Home / 36,807.20-55,211.70-13,433.63

Finding the Fourth Proportional to 36,807.20, 55,211.70 and 13,433.63

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Solution

The fourth proportional to 36,807.20, 55,211.70 and 13,433.63 is: 20,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,807.20 : 55,211.70 = 13,433.63 : x
  2. Step 2: Convert to fraction form
    36,807.20/55,211.70 = 13,433.63/x
  3. Step 3: Cross multiply
    36,807.20x = 55,211.70 × 13,433.63
  4. Step 4: Simplify right side
    36,807.20x = 741,693,273.41
  5. Step 5: Solve for x
    x = 741,693,273.41/36,807.20
  6. Step 6: Final answer
    x = 20,150.77

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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.