Home / 26,742.41-36,905.07-15,998.37

Finding the Fourth Proportional to 26,742.41, 36,905.07 and 15,998.37

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Solution

The fourth proportional to 26,742.41, 36,905.07 and 15,998.37 is: 22,078.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,742.41 : 36,905.07 = 15,998.37 : x
  2. Step 2: Convert to fraction form
    26,742.41/36,905.07 = 15,998.37/x
  3. Step 3: Cross multiply
    26,742.41x = 36,905.07 × 15,998.37
  4. Step 4: Simplify right side
    26,742.41x = 590,420,964.74
  5. Step 5: Solve for x
    x = 590,420,964.74/26,742.41
  6. Step 6: Final answer
    x = 22,078.07

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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.