Home / 34,081.43-47,031.75-18,973.71

Finding the Fourth Proportional to 34,081.43, 47,031.75 and 18,973.71

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Solution

The fourth proportional to 34,081.43, 47,031.75 and 18,973.71 is: 26,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,081.43 : 47,031.75 = 18,973.71 : x
  2. Step 2: Convert to fraction form
    34,081.43/47,031.75 = 18,973.71/x
  3. Step 3: Cross multiply
    34,081.43x = 47,031.75 × 18,973.71
  4. Step 4: Simplify right side
    34,081.43x = 892,366,785.29
  5. Step 5: Solve for x
    x = 892,366,785.29/34,081.43
  6. Step 6: Final answer
    x = 26,183.38

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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.