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Finding the Fourth Proportional to 51,995.60, 77,964.60 and 22,408.40

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Solution

The fourth proportional to 51,995.60, 77,964.60 and 22,408.40 is: 33,600.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,995.60 : 77,964.60 = 22,408.40 : x
  2. Step 2: Convert to fraction form
    51,995.60/77,964.60 = 22,408.40/x
  3. Step 3: Cross multiply
    51,995.60x = 77,964.60 × 22,408.40
  4. Step 4: Simplify right side
    51,995.60x = 1,747,061,942.64
  5. Step 5: Solve for x
    x = 1,747,061,942.64/51,995.60
  6. Step 6: Final answer
    x = 33,600.19

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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.