Home / 36,895.85-50,916.84-20,128.85

Finding the Fourth Proportional to 36,895.85, 50,916.84 and 20,128.85

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Solution

The fourth proportional to 36,895.85, 50,916.84 and 20,128.85 is: 27,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,895.85 : 50,916.84 = 20,128.85 : x
  2. Step 2: Convert to fraction form
    36,895.85/50,916.84 = 20,128.85/x
  3. Step 3: Cross multiply
    36,895.85x = 50,916.84 × 20,128.85
  4. Step 4: Simplify right side
    36,895.85x = 1,024,897,434.83
  5. Step 5: Solve for x
    x = 1,024,897,434.83/36,895.85
  6. Step 6: Final answer
    x = 27,778.12

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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.