Home / 31,292.69-43,183.71-16,952.21

Finding the Fourth Proportional to 31,292.69, 43,183.71 and 16,952.21

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Solution

The fourth proportional to 31,292.69, 43,183.71 and 16,952.21 is: 23,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.69 : 43,183.71 = 16,952.21 : x
  2. Step 2: Convert to fraction form
    31,292.69/43,183.71 = 16,952.21/x
  3. Step 3: Cross multiply
    31,292.69x = 43,183.71 × 16,952.21
  4. Step 4: Simplify right side
    31,292.69x = 732,059,320.50
  5. Step 5: Solve for x
    x = 732,059,320.50/31,292.69
  6. Step 6: Final answer
    x = 23,393.94

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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.