Home / 37,891.71-52,290.96-20,896.65

Finding the Fourth Proportional to 37,891.71, 52,290.96 and 20,896.65

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Solution

The fourth proportional to 37,891.71, 52,290.96 and 20,896.65 is: 28,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,891.71 : 52,290.96 = 20,896.65 : x
  2. Step 2: Convert to fraction form
    37,891.71/52,290.96 = 20,896.65/x
  3. Step 3: Cross multiply
    37,891.71x = 52,290.96 × 20,896.65
  4. Step 4: Simplify right side
    37,891.71x = 1,092,705,889.28
  5. Step 5: Solve for x
    x = 1,092,705,889.28/37,891.71
  6. Step 6: Final answer
    x = 28,837.60

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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.