Home / 19,524.72-26,944.11-12,455.22

Finding the Fourth Proportional to 19,524.72, 26,944.11 and 12,455.22

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Solution

The fourth proportional to 19,524.72, 26,944.11 and 12,455.22 is: 17,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,524.72 : 26,944.11 = 12,455.22 : x
  2. Step 2: Convert to fraction form
    19,524.72/26,944.11 = 12,455.22/x
  3. Step 3: Cross multiply
    19,524.72x = 26,944.11 × 12,455.22
  4. Step 4: Simplify right side
    19,524.72x = 335,594,817.75
  5. Step 5: Solve for x
    x = 335,594,817.75/19,524.72
  6. Step 6: Final answer
    x = 17,188.20

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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.