Home / 35,693.75-49,256.55-20,586.44

Finding the Fourth Proportional to 35,693.75, 49,256.55 and 20,586.44

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Solution

The fourth proportional to 35,693.75, 49,256.55 and 20,586.44 is: 28,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,693.75 : 49,256.55 = 20,586.44 : x
  2. Step 2: Convert to fraction form
    35,693.75/49,256.55 = 20,586.44/x
  3. Step 3: Cross multiply
    35,693.75x = 49,256.55 × 20,586.44
  4. Step 4: Simplify right side
    35,693.75x = 1,014,016,764.90
  5. Step 5: Solve for x
    x = 1,014,016,764.90/35,693.75
  6. Step 6: Final answer
    x = 28,408.81

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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.