Home / 37,013.75-51,078.81-20,018.01

Finding the Fourth Proportional to 37,013.75, 51,078.81 and 20,018.01

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Solution

The fourth proportional to 37,013.75, 51,078.81 and 20,018.01 is: 27,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,013.75 : 51,078.81 = 20,018.01 : x
  2. Step 2: Convert to fraction form
    37,013.75/51,078.81 = 20,018.01/x
  3. Step 3: Cross multiply
    37,013.75x = 51,078.81 × 20,018.01
  4. Step 4: Simplify right side
    37,013.75x = 1,022,496,395.98
  5. Step 5: Solve for x
    x = 1,022,496,395.98/37,013.75
  6. Step 6: Final answer
    x = 27,624.77

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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.