Home / 19,012.42-26,239.34-11,462.61

Finding the Fourth Proportional to 19,012.42, 26,239.34 and 11,462.61

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Solution

The fourth proportional to 19,012.42, 26,239.34 and 11,462.61 is: 15,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.42 : 26,239.34 = 11,462.61 : x
  2. Step 2: Convert to fraction form
    19,012.42/26,239.34 = 11,462.61/x
  3. Step 3: Cross multiply
    19,012.42x = 26,239.34 × 11,462.61
  4. Step 4: Simplify right side
    19,012.42x = 300,771,448.13
  5. Step 5: Solve for x
    x = 300,771,448.13/19,012.42
  6. Step 6: Final answer
    x = 15,819.73

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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.