Home / 17,580.52-26,422.62-11,771.56

Finding the Fourth Proportional to 17,580.52, 26,422.62 and 11,771.56

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Solution

The fourth proportional to 17,580.52, 26,422.62 and 11,771.56 is: 17,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.52 : 26,422.62 = 11,771.56 : x
  2. Step 2: Convert to fraction form
    17,580.52/26,422.62 = 11,771.56/x
  3. Step 3: Cross multiply
    17,580.52x = 26,422.62 × 11,771.56
  4. Step 4: Simplify right side
    17,580.52x = 311,035,456.69
  5. Step 5: Solve for x
    x = 311,035,456.69/17,580.52
  6. Step 6: Final answer
    x = 17,692.05

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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.