Home / 34,508.40-51,730.92-11,122.80

Finding the Fourth Proportional to 34,508.40, 51,730.92 and 11,122.80

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Solution

The fourth proportional to 34,508.40, 51,730.92 and 11,122.80 is: 16,673.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.40 : 51,730.92 = 11,122.80 : x
  2. Step 2: Convert to fraction form
    34,508.40/51,730.92 = 11,122.80/x
  3. Step 3: Cross multiply
    34,508.40x = 51,730.92 × 11,122.80
  4. Step 4: Simplify right side
    34,508.40x = 575,392,676.98
  5. Step 5: Solve for x
    x = 575,392,676.98/34,508.40
  6. Step 6: Final answer
    x = 16,673.99

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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.