Home / 14,134.52-19,514.09-8,836.51

Finding the Fourth Proportional to 14,134.52, 19,514.09 and 8,836.51

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Solution

The fourth proportional to 14,134.52, 19,514.09 and 8,836.51 is: 12,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134.52 : 19,514.09 = 8,836.51 : x
  2. Step 2: Convert to fraction form
    14,134.52/19,514.09 = 8,836.51/x
  3. Step 3: Cross multiply
    14,134.52x = 19,514.09 × 8,836.51
  4. Step 4: Simplify right side
    14,134.52x = 172,436,451.43
  5. Step 5: Solve for x
    x = 172,436,451.43/14,134.52
  6. Step 6: Final answer
    x = 12,199.67

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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.