Home / 26,447.11-36,491.11-15,112.98

Finding the Fourth Proportional to 26,447.11, 36,491.11 and 15,112.98

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Solution

The fourth proportional to 26,447.11, 36,491.11 and 15,112.98 is: 20,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.11 : 36,491.11 = 15,112.98 : x
  2. Step 2: Convert to fraction form
    26,447.11/36,491.11 = 15,112.98/x
  3. Step 3: Cross multiply
    26,447.11x = 36,491.11 × 15,112.98
  4. Step 4: Simplify right side
    26,447.11x = 551,489,377.83
  5. Step 5: Solve for x
    x = 551,489,377.83/26,447.11
  6. Step 6: Final answer
    x = 20,852.54

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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.