Home / 11,023.31-16,514.12-8,545.99

Finding the Fourth Proportional to 11,023.31, 16,514.12 and 8,545.99

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Solution

The fourth proportional to 11,023.31, 16,514.12 and 8,545.99 is: 12,802.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.31 : 16,514.12 = 8,545.99 : x
  2. Step 2: Convert to fraction form
    11,023.31/16,514.12 = 8,545.99/x
  3. Step 3: Cross multiply
    11,023.31x = 16,514.12 × 8,545.99
  4. Step 4: Simplify right side
    11,023.31x = 141,129,504.38
  5. Step 5: Solve for x
    x = 141,129,504.38/11,023.31
  6. Step 6: Final answer
    x = 12,802.82

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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.