Home / 48,634.20-72,945.90-39,853.80

Finding the Fourth Proportional to 48,634.20, 72,945.90 and 39,853.80

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Solution

The fourth proportional to 48,634.20, 72,945.90 and 39,853.80 is: 59,776.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.20 : 72,945.90 = 39,853.80 : x
  2. Step 2: Convert to fraction form
    48,634.20/72,945.90 = 39,853.80/x
  3. Step 3: Cross multiply
    48,634.20x = 72,945.90 × 39,853.80
  4. Step 4: Simplify right side
    48,634.20x = 2,907,171,309.42
  5. Step 5: Solve for x
    x = 2,907,171,309.42/48,634.20
  6. Step 6: Final answer
    x = 59,776.27

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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.