Home / 38,374.28-52,958.58-21,608.84

Finding the Fourth Proportional to 38,374.28, 52,958.58 and 21,608.84

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Solution

The fourth proportional to 38,374.28, 52,958.58 and 21,608.84 is: 29,821.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,374.28 : 52,958.58 = 21,608.84 : x
  2. Step 2: Convert to fraction form
    38,374.28/52,958.58 = 21,608.84/x
  3. Step 3: Cross multiply
    38,374.28x = 52,958.58 × 21,608.84
  4. Step 4: Simplify right side
    38,374.28x = 1,144,373,481.85
  5. Step 5: Solve for x
    x = 1,144,373,481.85/38,374.28
  6. Step 6: Final answer
    x = 29,821.37

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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.