Home / 26,749.97-36,908.62-15,842.60

Finding the Fourth Proportional to 26,749.97, 36,908.62 and 15,842.60

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Solution

The fourth proportional to 26,749.97, 36,908.62 and 15,842.60 is: 21,859.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.97 : 36,908.62 = 15,842.60 : x
  2. Step 2: Convert to fraction form
    26,749.97/36,908.62 = 15,842.60/x
  3. Step 3: Cross multiply
    26,749.97x = 36,908.62 × 15,842.60
  4. Step 4: Simplify right side
    26,749.97x = 584,728,503.21
  5. Step 5: Solve for x
    x = 584,728,503.21/26,749.97
  6. Step 6: Final answer
    x = 21,859.03

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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.