Home / 26,293.44-39,448.32-15,775.20

Finding the Fourth Proportional to 26,293.44, 39,448.32 and 15,775.20

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Solution

The fourth proportional to 26,293.44, 39,448.32 and 15,775.20 is: 23,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,293.44 : 39,448.32 = 15,775.20 : x
  2. Step 2: Convert to fraction form
    26,293.44/39,448.32 = 15,775.20/x
  3. Step 3: Cross multiply
    26,293.44x = 39,448.32 × 15,775.20
  4. Step 4: Simplify right side
    26,293.44x = 622,305,137.66
  5. Step 5: Solve for x
    x = 622,305,137.66/26,293.44
  6. Step 6: Final answer
    x = 23,667.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.