Home / 37,099.64-51,188.32-21,995.84

Finding the Fourth Proportional to 37,099.64, 51,188.32 and 21,995.84

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Solution

The fourth proportional to 37,099.64, 51,188.32 and 21,995.84 is: 30,348.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.64 : 51,188.32 = 21,995.84 : x
  2. Step 2: Convert to fraction form
    37,099.64/51,188.32 = 21,995.84/x
  3. Step 3: Cross multiply
    37,099.64x = 51,188.32 × 21,995.84
  4. Step 4: Simplify right side
    37,099.64x = 1,125,930,096.59
  5. Step 5: Solve for x
    x = 1,125,930,096.59/37,099.64
  6. Step 6: Final answer
    x = 30,348.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.