Home / 31,843.27-47,752.53-10,777.69

Finding the Fourth Proportional to 31,843.27, 47,752.53 and 10,777.69

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Solution

The fourth proportional to 31,843.27, 47,752.53 and 10,777.69 is: 16,162.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,843.27 : 47,752.53 = 10,777.69 : x
  2. Step 2: Convert to fraction form
    31,843.27/47,752.53 = 10,777.69/x
  3. Step 3: Cross multiply
    31,843.27x = 47,752.53 × 10,777.69
  4. Step 4: Simplify right side
    31,843.27x = 514,661,965.06
  5. Step 5: Solve for x
    x = 514,661,965.06/31,843.27
  6. Step 6: Final answer
    x = 16,162.35

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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.