Home / 31,292.55-43,182.99-16,951.80

Finding the Fourth Proportional to 31,292.55, 43,182.99 and 16,951.80

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Solution

The fourth proportional to 31,292.55, 43,182.99 and 16,951.80 is: 23,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,292.55 : 43,182.99 = 16,951.80 : x
  2. Step 2: Convert to fraction form
    31,292.55/43,182.99 = 16,951.80/x
  3. Step 3: Cross multiply
    31,292.55x = 43,182.99 × 16,951.80
  4. Step 4: Simplify right side
    31,292.55x = 732,029,409.88
  5. Step 5: Solve for x
    x = 732,029,409.88/31,292.55
  6. Step 6: Final answer
    x = 23,393.09

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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.