Home / 39,220.37-54,125.30-24,121.90

Finding the Fourth Proportional to 39,220.37, 54,125.30 and 24,121.90

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Solution

The fourth proportional to 39,220.37, 54,125.30 and 24,121.90 is: 33,288.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.37 : 54,125.30 = 24,121.90 : x
  2. Step 2: Convert to fraction form
    39,220.37/54,125.30 = 24,121.90/x
  3. Step 3: Cross multiply
    39,220.37x = 54,125.30 × 24,121.90
  4. Step 4: Simplify right side
    39,220.37x = 1,305,604,682.83
  5. Step 5: Solve for x
    x = 1,305,604,682.83/39,220.37
  6. Step 6: Final answer
    x = 33,288.95

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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.