Home / 11,029.52-16,514.78-9,279.92

Finding the Fourth Proportional to 11,029.52, 16,514.78 and 9,279.92

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Solution

The fourth proportional to 11,029.52, 16,514.78 and 9,279.92 is: 13,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.52 : 16,514.78 = 9,279.92 : x
  2. Step 2: Convert to fraction form
    11,029.52/16,514.78 = 9,279.92/x
  3. Step 3: Cross multiply
    11,029.52x = 16,514.78 × 9,279.92
  4. Step 4: Simplify right side
    11,029.52x = 153,255,837.22
  5. Step 5: Solve for x
    x = 153,255,837.22/11,029.52
  6. Step 6: Final answer
    x = 13,895.06

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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.