Home / 26,418.37-36,458.83-15,669.60

Finding the Fourth Proportional to 26,418.37, 36,458.83 and 15,669.60

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Solution

The fourth proportional to 26,418.37, 36,458.83 and 15,669.60 is: 21,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,418.37 : 36,458.83 = 15,669.60 : x
  2. Step 2: Convert to fraction form
    26,418.37/36,458.83 = 15,669.60/x
  3. Step 3: Cross multiply
    26,418.37x = 36,458.83 × 15,669.60
  4. Step 4: Simplify right side
    26,418.37x = 571,295,414.59
  5. Step 5: Solve for x
    x = 571,295,414.59/26,418.37
  6. Step 6: Final answer
    x = 21,624.93

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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.