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Finding the Fourth Proportional to 49,906.80, 74,809.80 and 24,908.40

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Solution

The fourth proportional to 49,906.80, 74,809.80 and 24,908.40 is: 37,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,906.80 : 74,809.80 = 24,908.40 : x
  2. Step 2: Convert to fraction form
    49,906.80/74,809.80 = 24,908.40/x
  3. Step 3: Cross multiply
    49,906.80x = 74,809.80 × 24,908.40
  4. Step 4: Simplify right side
    49,906.80x = 1,863,392,422.32
  5. Step 5: Solve for x
    x = 1,863,392,422.32/49,906.80
  6. Step 6: Final answer
    x = 37,337.45

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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.