Home / 26,749.96-36,953.37-21,365.32

Finding the Fourth Proportional to 26,749.96, 36,953.37 and 21,365.32

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Solution

The fourth proportional to 26,749.96, 36,953.37 and 21,365.32 is: 29,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.96 : 36,953.37 = 21,365.32 : x
  2. Step 2: Convert to fraction form
    26,749.96/36,953.37 = 21,365.32/x
  3. Step 3: Cross multiply
    26,749.96x = 36,953.37 × 21,365.32
  4. Step 4: Simplify right side
    26,749.96x = 789,520,390.36
  5. Step 5: Solve for x
    x = 789,520,390.36/26,749.96
  6. Step 6: Final answer
    x = 29,514.83

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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.