Home / 26,940.72-40,425.96-11,358

Finding the Fourth Proportional to 26,940.72, 40,425.96 and 11,358

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Solution

The fourth proportional to 26,940.72, 40,425.96 and 11,358 is: 17,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.72 : 40,425.96 = 11,358 : x
  2. Step 2: Convert to fraction form
    26,940.72/40,425.96 = 11,358/x
  3. Step 3: Cross multiply
    26,940.72x = 40,425.96 × 11,358
  4. Step 4: Simplify right side
    26,940.72x = 459,158,053.68
  5. Step 5: Solve for x
    x = 459,158,053.68/26,940.72
  6. Step 6: Final answer
    x = 17,043.27

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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.