Home / 37,891.39-52,288.91-20,896.34

Finding the Fourth Proportional to 37,891.39, 52,288.91 and 20,896.34

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Solution

The fourth proportional to 37,891.39, 52,288.91 and 20,896.34 is: 28,836.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,891.39 : 52,288.91 = 20,896.34 : x
  2. Step 2: Convert to fraction form
    37,891.39/52,288.91 = 20,896.34/x
  3. Step 3: Cross multiply
    37,891.39x = 52,288.91 × 20,896.34
  4. Step 4: Simplify right side
    37,891.39x = 1,092,646,737.11
  5. Step 5: Solve for x
    x = 1,092,646,737.11/37,891.39
  6. Step 6: Final answer
    x = 28,836.28

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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.