Home / 36,738.28-55,099.32-17,999.74

Finding the Fourth Proportional to 36,738.28, 55,099.32 and 17,999.74

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Solution

The fourth proportional to 36,738.28, 55,099.32 and 17,999.74 is: 26,995.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,738.28 : 55,099.32 = 17,999.74 : x
  2. Step 2: Convert to fraction form
    36,738.28/55,099.32 = 17,999.74/x
  3. Step 3: Cross multiply
    36,738.28x = 55,099.32 × 17,999.74
  4. Step 4: Simplify right side
    36,738.28x = 991,773,434.18
  5. Step 5: Solve for x
    x = 991,773,434.18/36,738.28
  6. Step 6: Final answer
    x = 26,995.64

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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.