Home / 26,620.92-36,749.07-18,969.48

Finding the Fourth Proportional to 26,620.92, 36,749.07 and 18,969.48

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Solution

The fourth proportional to 26,620.92, 36,749.07 and 18,969.48 is: 26,186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.92 : 36,749.07 = 18,969.48 : x
  2. Step 2: Convert to fraction form
    26,620.92/36,749.07 = 18,969.48/x
  3. Step 3: Cross multiply
    26,620.92x = 36,749.07 × 18,969.48
  4. Step 4: Simplify right side
    26,620.92x = 697,110,748.38
  5. Step 5: Solve for x
    x = 697,110,748.38/26,620.92
  6. Step 6: Final answer
    x = 26,186.58

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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.