Home / 26,022.40-39,005.60-11,238.28

Finding the Fourth Proportional to 26,022.40, 39,005.60 and 11,238.28

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Solution

The fourth proportional to 26,022.40, 39,005.60 and 11,238.28 is: 16,845.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.40 : 39,005.60 = 11,238.28 : x
  2. Step 2: Convert to fraction form
    26,022.40/39,005.60 = 11,238.28/x
  3. Step 3: Cross multiply
    26,022.40x = 39,005.60 × 11,238.28
  4. Step 4: Simplify right side
    26,022.40x = 438,355,854.37
  5. Step 5: Solve for x
    x = 438,355,854.37/26,022.40
  6. Step 6: Final answer
    x = 16,845.33

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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.