Home / 26,546.40-36,632.34-15,215.76

Finding the Fourth Proportional to 26,546.40, 36,632.34 and 15,215.76

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Solution

The fourth proportional to 26,546.40, 36,632.34 and 15,215.76 is: 20,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,546.40 : 36,632.34 = 15,215.76 : x
  2. Step 2: Convert to fraction form
    26,546.40/36,632.34 = 15,215.76/x
  3. Step 3: Cross multiply
    26,546.40x = 36,632.34 × 15,215.76
  4. Step 4: Simplify right side
    26,546.40x = 557,388,893.68
  5. Step 5: Solve for x
    x = 557,388,893.68/26,546.40
  6. Step 6: Final answer
    x = 20,996.78

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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.