Home / 31,177.82-43,023.79-17,027.93

Finding the Fourth Proportional to 31,177.82, 43,023.79 and 17,027.93

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Solution

The fourth proportional to 31,177.82, 43,023.79 and 17,027.93 is: 23,497.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,177.82 : 43,023.79 = 17,027.93 : x
  2. Step 2: Convert to fraction form
    31,177.82/43,023.79 = 17,027.93/x
  3. Step 3: Cross multiply
    31,177.82x = 43,023.79 × 17,027.93
  4. Step 4: Simplify right side
    31,177.82x = 732,606,213.30
  5. Step 5: Solve for x
    x = 732,606,213.30/31,177.82
  6. Step 6: Final answer
    x = 23,497.67

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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.