Home / 19,829.62-27,364.68-10,876.96

Finding the Fourth Proportional to 19,829.62, 27,364.68 and 10,876.96

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Solution

The fourth proportional to 19,829.62, 27,364.68 and 10,876.96 is: 15,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,829.62 : 27,364.68 = 10,876.96 : x
  2. Step 2: Convert to fraction form
    19,829.62/27,364.68 = 10,876.96/x
  3. Step 3: Cross multiply
    19,829.62x = 27,364.68 × 10,876.96
  4. Step 4: Simplify right side
    19,829.62x = 297,644,529.77
  5. Step 5: Solve for x
    x = 297,644,529.77/19,829.62
  6. Step 6: Final answer
    x = 15,010.10

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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.