Home / 49,651.20-74,433.60-29,908.80

Finding the Fourth Proportional to 49,651.20, 74,433.60 and 29,908.80

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Solution

The fourth proportional to 49,651.20, 74,433.60 and 29,908.80 is: 44,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,651.20 : 74,433.60 = 29,908.80 : x
  2. Step 2: Convert to fraction form
    49,651.20/74,433.60 = 29,908.80/x
  3. Step 3: Cross multiply
    49,651.20x = 74,433.60 × 29,908.80
  4. Step 4: Simplify right side
    49,651.20x = 2,226,219,655.68
  5. Step 5: Solve for x
    x = 2,226,219,655.68/49,651.20
  6. Step 6: Final answer
    x = 44,837.18

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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.