Home / 31,975.08-47,966.70-17,163.68

Finding the Fourth Proportional to 31,975.08, 47,966.70 and 17,163.68

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Solution

The fourth proportional to 31,975.08, 47,966.70 and 17,163.68 is: 25,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,975.08 : 47,966.70 = 17,163.68 : x
  2. Step 2: Convert to fraction form
    31,975.08/47,966.70 = 17,163.68/x
  3. Step 3: Cross multiply
    31,975.08x = 47,966.70 × 17,163.68
  4. Step 4: Simplify right side
    31,975.08x = 823,285,089.46
  5. Step 5: Solve for x
    x = 823,285,089.46/31,975.08
  6. Step 6: Final answer
    x = 25,747.71

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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.