Home / 50,221.50-69,305.67-27,865.98

Finding the Fourth Proportional to 50,221.50, 69,305.67 and 27,865.98

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Solution

The fourth proportional to 50,221.50, 69,305.67 and 27,865.98 is: 38,455.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,221.50 : 69,305.67 = 27,865.98 : x
  2. Step 2: Convert to fraction form
    50,221.50/69,305.67 = 27,865.98/x
  3. Step 3: Cross multiply
    50,221.50x = 69,305.67 × 27,865.98
  4. Step 4: Simplify right side
    50,221.50x = 1,931,270,414.11
  5. Step 5: Solve for x
    x = 1,931,270,414.11/50,221.50
  6. Step 6: Final answer
    x = 38,455.05

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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.