Home / 36,895.50-50,915.98-20,129.58

Finding the Fourth Proportional to 36,895.50, 50,915.98 and 20,129.58

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Solution

The fourth proportional to 36,895.50, 50,915.98 and 20,129.58 is: 27,778.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,895.50 : 50,915.98 = 20,129.58 : x
  2. Step 2: Convert to fraction form
    36,895.50/50,915.98 = 20,129.58/x
  3. Step 3: Cross multiply
    36,895.50x = 50,915.98 × 20,129.58
  4. Step 4: Simplify right side
    36,895.50x = 1,024,917,292.69
  5. Step 5: Solve for x
    x = 1,024,917,292.69/36,895.50
  6. Step 6: Final answer
    x = 27,778.92

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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.