Home / 37,395.27-51,605.62-20,399.87

Finding the Fourth Proportional to 37,395.27, 51,605.62 and 20,399.87

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Solution

The fourth proportional to 37,395.27, 51,605.62 and 20,399.87 is: 28,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,395.27 : 51,605.62 = 20,399.87 : x
  2. Step 2: Convert to fraction form
    37,395.27/51,605.62 = 20,399.87/x
  3. Step 3: Cross multiply
    37,395.27x = 51,605.62 × 20,399.87
  4. Step 4: Simplify right side
    37,395.27x = 1,052,748,017.28
  5. Step 5: Solve for x
    x = 1,052,748,017.28/37,395.27
  6. Step 6: Final answer
    x = 28,151.90

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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.