Home / 22,027.98-30,398.85-11,956.50

Finding the Fourth Proportional to 22,027.98, 30,398.85 and 11,956.50

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Solution

The fourth proportional to 22,027.98, 30,398.85 and 11,956.50 is: 16,500.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.98 : 30,398.85 = 11,956.50 : x
  2. Step 2: Convert to fraction form
    22,027.98/30,398.85 = 11,956.50/x
  3. Step 3: Cross multiply
    22,027.98x = 30,398.85 × 11,956.50
  4. Step 4: Simplify right side
    22,027.98x = 363,463,850.03
  5. Step 5: Solve for x
    x = 363,463,850.03/22,027.98
  6. Step 6: Final answer
    x = 16,500.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.