Home / 36,938.16-50,972.76-20,167.92

Finding the Fourth Proportional to 36,938.16, 50,972.76 and 20,167.92

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Solution

The fourth proportional to 36,938.16, 50,972.76 and 20,167.92 is: 27,830.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,938.16 : 50,972.76 = 20,167.92 : x
  2. Step 2: Convert to fraction form
    36,938.16/50,972.76 = 20,167.92/x
  3. Step 3: Cross multiply
    36,938.16x = 50,972.76 × 20,167.92
  4. Step 4: Simplify right side
    36,938.16x = 1,028,014,545.86
  5. Step 5: Solve for x
    x = 1,028,014,545.86/36,938.16
  6. Step 6: Final answer
    x = 27,830.69

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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.