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Finding the Fourth Proportional to 26,725.37, 40,101.89 and 19,390.37

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Solution

The fourth proportional to 26,725.37, 40,101.89 and 19,390.37 is: 29,095.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.37 : 40,101.89 = 19,390.37 : x
  2. Step 2: Convert to fraction form
    26,725.37/40,101.89 = 19,390.37/x
  3. Step 3: Cross multiply
    26,725.37x = 40,101.89 × 19,390.37
  4. Step 4: Simplify right side
    26,725.37x = 777,590,387.85
  5. Step 5: Solve for x
    x = 777,590,387.85/26,725.37
  6. Step 6: Final answer
    x = 29,095.59

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1.5x scale

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.