Home / 20,044.08-27,663.48-11,545.92

Finding the Fourth Proportional to 20,044.08, 27,663.48 and 11,545.92

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Solution

The fourth proportional to 20,044.08, 27,663.48 and 11,545.92 is: 15,934.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.08 : 27,663.48 = 11,545.92 : x
  2. Step 2: Convert to fraction form
    20,044.08/27,663.48 = 11,545.92/x
  3. Step 3: Cross multiply
    20,044.08x = 27,663.48 × 11,545.92
  4. Step 4: Simplify right side
    20,044.08x = 319,400,327.00
  5. Step 5: Solve for x
    x = 319,400,327.00/20,044.08
  6. Step 6: Final answer
    x = 15,934.90

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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.