Home / 31,277.67-43,163.06-17,849.09

Finding the Fourth Proportional to 31,277.67, 43,163.06 and 17,849.09

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Solution

The fourth proportional to 31,277.67, 43,163.06 and 17,849.09 is: 24,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,277.67 : 43,163.06 = 17,849.09 : x
  2. Step 2: Convert to fraction form
    31,277.67/43,163.06 = 17,849.09/x
  3. Step 3: Cross multiply
    31,277.67x = 43,163.06 × 17,849.09
  4. Step 4: Simplify right side
    31,277.67x = 770,421,037.55
  5. Step 5: Solve for x
    x = 770,421,037.55/31,277.67
  6. Step 6: Final answer
    x = 24,631.66

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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.