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Finding the Fourth Proportional to 49,937.78, 74,912.43 and 16,662.26

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Solution

The fourth proportional to 49,937.78, 74,912.43 and 16,662.26 is: 24,995.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,937.78 : 74,912.43 = 16,662.26 : x
  2. Step 2: Convert to fraction form
    49,937.78/74,912.43 = 16,662.26/x
  3. Step 3: Cross multiply
    49,937.78x = 74,912.43 × 16,662.26
  4. Step 4: Simplify right side
    49,937.78x = 1,248,210,385.89
  5. Step 5: Solve for x
    x = 1,248,210,385.89/49,937.78
  6. Step 6: Final answer
    x = 24,995.31

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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.