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Finding the Fourth Proportional to 49,755.98, 74,659.90 and 22,047.50

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Solution

The fourth proportional to 49,755.98, 74,659.90 and 22,047.50 is: 33,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,755.98 : 74,659.90 = 22,047.50 : x
  2. Step 2: Convert to fraction form
    49,755.98/74,659.90 = 22,047.50/x
  3. Step 3: Cross multiply
    49,755.98x = 74,659.90 × 22,047.50
  4. Step 4: Simplify right side
    49,755.98x = 1,646,064,145.25
  5. Step 5: Solve for x
    x = 1,646,064,145.25/49,755.98
  6. Step 6: Final answer
    x = 33,082.74

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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.