Home / 36,537.90-50,407.96-21,221.84

Finding the Fourth Proportional to 36,537.90, 50,407.96 and 21,221.84

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Solution

The fourth proportional to 36,537.90, 50,407.96 and 21,221.84 is: 29,277.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,537.90 : 50,407.96 = 21,221.84 : x
  2. Step 2: Convert to fraction form
    36,537.90/50,407.96 = 21,221.84/x
  3. Step 3: Cross multiply
    36,537.90x = 50,407.96 × 21,221.84
  4. Step 4: Simplify right side
    36,537.90x = 1,069,749,661.85
  5. Step 5: Solve for x
    x = 1,069,749,661.85/36,537.90
  6. Step 6: Final answer
    x = 29,277.81

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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.