Home / 19,279.30-28,926.15-7,600.66

Finding the Fourth Proportional to 19,279.30, 28,926.15 and 7,600.66

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Solution

The fourth proportional to 19,279.30, 28,926.15 and 7,600.66 is: 11,403.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.30 : 28,926.15 = 7,600.66 : x
  2. Step 2: Convert to fraction form
    19,279.30/28,926.15 = 7,600.66/x
  3. Step 3: Cross multiply
    19,279.30x = 28,926.15 × 7,600.66
  4. Step 4: Simplify right side
    19,279.30x = 219,857,831.26
  5. Step 5: Solve for x
    x = 219,857,831.26/19,279.30
  6. Step 6: Final answer
    x = 11,403.83

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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.