Home / 37,889.51-52,286.33-20,894.47

Finding the Fourth Proportional to 37,889.51, 52,286.33 and 20,894.47

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Solution

The fourth proportional to 37,889.51, 52,286.33 and 20,894.47 is: 28,833.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,889.51 : 52,286.33 = 20,894.47 : x
  2. Step 2: Convert to fraction form
    37,889.51/52,286.33 = 20,894.47/x
  3. Step 3: Cross multiply
    37,889.51x = 52,286.33 × 20,894.47
  4. Step 4: Simplify right side
    37,889.51x = 1,092,495,290.87
  5. Step 5: Solve for x
    x = 1,092,495,290.87/37,889.51
  6. Step 6: Final answer
    x = 28,833.71

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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.