Home / 19,012.43-26,239.41-11,462.58

Finding the Fourth Proportional to 19,012.43, 26,239.41 and 11,462.58

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Solution

The fourth proportional to 19,012.43, 26,239.41 and 11,462.58 is: 15,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.43 : 26,239.41 = 11,462.58 : x
  2. Step 2: Convert to fraction form
    19,012.43/26,239.41 = 11,462.58/x
  3. Step 3: Cross multiply
    19,012.43x = 26,239.41 × 11,462.58
  4. Step 4: Simplify right side
    19,012.43x = 300,771,336.28
  5. Step 5: Solve for x
    x = 300,771,336.28/19,012.43
  6. Step 6: Final answer
    x = 15,819.72

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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.