Home / 26,629.29-36,739.83-17,678.52

Finding the Fourth Proportional to 26,629.29, 36,739.83 and 17,678.52

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Solution

The fourth proportional to 26,629.29, 36,739.83 and 17,678.52 is: 24,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.29 : 36,739.83 = 17,678.52 : x
  2. Step 2: Convert to fraction form
    26,629.29/36,739.83 = 17,678.52/x
  3. Step 3: Cross multiply
    26,629.29x = 36,739.83 × 17,678.52
  4. Step 4: Simplify right side
    26,629.29x = 649,505,819.45
  5. Step 5: Solve for x
    x = 649,505,819.45/26,629.29
  6. Step 6: Final answer
    x = 24,390.65

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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.