Home / 26,546.84-36,632.75-15,791.12

Finding the Fourth Proportional to 26,546.84, 36,632.75 and 15,791.12

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Solution

The fourth proportional to 26,546.84, 36,632.75 and 15,791.12 is: 21,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,546.84 : 36,632.75 = 15,791.12 : x
  2. Step 2: Convert to fraction form
    26,546.84/36,632.75 = 15,791.12/x
  3. Step 3: Cross multiply
    26,546.84x = 36,632.75 × 15,791.12
  4. Step 4: Simplify right side
    26,546.84x = 578,471,889.06
  5. Step 5: Solve for x
    x = 578,471,889.06/26,546.84
  6. Step 6: Final answer
    x = 21,790.62

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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.