Home / 37,162.56-51,284.16-20,395.44

Finding the Fourth Proportional to 37,162.56, 51,284.16 and 20,395.44

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Solution

The fourth proportional to 37,162.56, 51,284.16 and 20,395.44 is: 28,145.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,162.56 : 51,284.16 = 20,395.44 : x
  2. Step 2: Convert to fraction form
    37,162.56/51,284.16 = 20,395.44/x
  3. Step 3: Cross multiply
    37,162.56x = 51,284.16 × 20,395.44
  4. Step 4: Simplify right side
    37,162.56x = 1,045,963,008.23
  5. Step 5: Solve for x
    x = 1,045,963,008.23/37,162.56
  6. Step 6: Final answer
    x = 28,145.61

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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.