Home / 37,889.75-52,286.65-20,894.71

Finding the Fourth Proportional to 37,889.75, 52,286.65 and 20,894.71

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Solution

The fourth proportional to 37,889.75, 52,286.65 and 20,894.71 is: 28,834.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,889.75 : 52,286.65 = 20,894.71 : x
  2. Step 2: Convert to fraction form
    37,889.75/52,286.65 = 20,894.71/x
  3. Step 3: Cross multiply
    37,889.75x = 52,286.65 × 20,894.71
  4. Step 4: Simplify right side
    37,889.75x = 1,092,514,391.86
  5. Step 5: Solve for x
    x = 1,092,514,391.86/37,889.75
  6. Step 6: Final answer
    x = 28,834.04

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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.