Home / 47,729.80-71,529.90-33,862.60

Finding the Fourth Proportional to 47,729.80, 71,529.90 and 33,862.60

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Solution

The fourth proportional to 47,729.80, 71,529.90 and 33,862.60 is: 50,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,729.80 : 71,529.90 = 33,862.60 : x
  2. Step 2: Convert to fraction form
    47,729.80/71,529.90 = 33,862.60/x
  3. Step 3: Cross multiply
    47,729.80x = 71,529.90 × 33,862.60
  4. Step 4: Simplify right side
    47,729.80x = 2,422,188,391.74
  5. Step 5: Solve for x
    x = 2,422,188,391.74/47,729.80
  6. Step 6: Final answer
    x = 50,747.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.