Home / 37,146.99-55,729.71-18,435.81

Finding the Fourth Proportional to 37,146.99, 55,729.71 and 18,435.81

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Solution

The fourth proportional to 37,146.99, 55,729.71 and 18,435.81 is: 27,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,146.99 : 55,729.71 = 18,435.81 : x
  2. Step 2: Convert to fraction form
    37,146.99/55,729.71 = 18,435.81/x
  3. Step 3: Cross multiply
    37,146.99x = 55,729.71 × 18,435.81
  4. Step 4: Simplify right side
    37,146.99x = 1,027,422,344.92
  5. Step 5: Solve for x
    x = 1,027,422,344.92/37,146.99
  6. Step 6: Final answer
    x = 27,658.29

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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.