Home / 26,481.99-36,544.98-15,871.62

Finding the Fourth Proportional to 26,481.99, 36,544.98 and 15,871.62

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Solution

The fourth proportional to 26,481.99, 36,544.98 and 15,871.62 is: 21,902.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.99 : 36,544.98 = 15,871.62 : x
  2. Step 2: Convert to fraction form
    26,481.99/36,544.98 = 15,871.62/x
  3. Step 3: Cross multiply
    26,481.99x = 36,544.98 × 15,871.62
  4. Step 4: Simplify right side
    26,481.99x = 580,028,035.47
  5. Step 5: Solve for x
    x = 580,028,035.47/26,481.99
  6. Step 6: Final answer
    x = 21,902.74

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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.