Home / 37,003.68-51,065.32-20,007.90

Finding the Fourth Proportional to 37,003.68, 51,065.32 and 20,007.90

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Solution

The fourth proportional to 37,003.68, 51,065.32 and 20,007.90 is: 27,611.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,003.68 : 51,065.32 = 20,007.90 : x
  2. Step 2: Convert to fraction form
    37,003.68/51,065.32 = 20,007.90/x
  3. Step 3: Cross multiply
    37,003.68x = 51,065.32 × 20,007.90
  4. Step 4: Simplify right side
    37,003.68x = 1,021,709,816.03
  5. Step 5: Solve for x
    x = 1,021,709,816.03/37,003.68
  6. Step 6: Final answer
    x = 27,611.03

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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.