Home / 36,521.83-50,402.43-20,600.47

Finding the Fourth Proportional to 36,521.83, 50,402.43 and 20,600.47

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Solution

The fourth proportional to 36,521.83, 50,402.43 and 20,600.47 is: 28,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,521.83 : 50,402.43 = 20,600.47 : x
  2. Step 2: Convert to fraction form
    36,521.83/50,402.43 = 20,600.47/x
  3. Step 3: Cross multiply
    36,521.83x = 50,402.43 × 20,600.47
  4. Step 4: Simplify right side
    36,521.83x = 1,038,313,747.14
  5. Step 5: Solve for x
    x = 1,038,313,747.14/36,521.83
  6. Step 6: Final answer
    x = 28,429.95

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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.