Home / 26,773.36-39,984.25-21,516.37

Finding the Fourth Proportional to 26,773.36, 39,984.25 and 21,516.37

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Solution

The fourth proportional to 26,773.36, 39,984.25 and 21,516.37 is: 32,133.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,773.36 : 39,984.25 = 21,516.37 : x
  2. Step 2: Convert to fraction form
    26,773.36/39,984.25 = 21,516.37/x
  3. Step 3: Cross multiply
    26,773.36x = 39,984.25 × 21,516.37
  4. Step 4: Simplify right side
    26,773.36x = 860,315,917.17
  5. Step 5: Solve for x
    x = 860,315,917.17/26,773.36
  6. Step 6: Final answer
    x = 32,133.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.