Home / 22,027.79-30,397.87-11,956.25

Finding the Fourth Proportional to 22,027.79, 30,397.87 and 11,956.25

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Solution

The fourth proportional to 22,027.79, 30,397.87 and 11,956.25 is: 16,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,027.79 : 30,397.87 = 11,956.25 : x
  2. Step 2: Convert to fraction form
    22,027.79/30,397.87 = 11,956.25/x
  3. Step 3: Cross multiply
    22,027.79x = 30,397.87 × 11,956.25
  4. Step 4: Simplify right side
    22,027.79x = 363,444,624.13
  5. Step 5: Solve for x
    x = 363,444,624.13/22,027.79
  6. Step 6: Final answer
    x = 16,499.37

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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.