Home / 31,828.23-47,742.48-10,768.44

Finding the Fourth Proportional to 31,828.23, 47,742.48 and 10,768.44

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Solution

The fourth proportional to 31,828.23, 47,742.48 and 10,768.44 is: 16,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,828.23 : 47,742.48 = 10,768.44 : x
  2. Step 2: Convert to fraction form
    31,828.23/47,742.48 = 10,768.44/x
  3. Step 3: Cross multiply
    31,828.23x = 47,742.48 × 10,768.44
  4. Step 4: Simplify right side
    31,828.23x = 514,112,031.33
  5. Step 5: Solve for x
    x = 514,112,031.33/31,828.23
  6. Step 6: Final answer
    x = 16,152.71

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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.