Home / 31,846.43-47,777.46-15,843.52

Finding the Fourth Proportional to 31,846.43, 47,777.46 and 15,843.52

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Solution

The fourth proportional to 31,846.43, 47,777.46 and 15,843.52 is: 23,769.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,846.43 : 47,777.46 = 15,843.52 : x
  2. Step 2: Convert to fraction form
    31,846.43/47,777.46 = 15,843.52/x
  3. Step 3: Cross multiply
    31,846.43x = 47,777.46 × 15,843.52
  4. Step 4: Simplify right side
    31,846.43x = 756,962,904.17
  5. Step 5: Solve for x
    x = 756,962,904.17/31,846.43
  6. Step 6: Final answer
    x = 23,769.16

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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.