Home / 45,396.82-62,630.37-28,161.19

Finding the Fourth Proportional to 45,396.82, 62,630.37 and 28,161.19

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Solution

The fourth proportional to 45,396.82, 62,630.37 and 28,161.19 is: 38,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,396.82 : 62,630.37 = 28,161.19 : x
  2. Step 2: Convert to fraction form
    45,396.82/62,630.37 = 28,161.19/x
  3. Step 3: Cross multiply
    45,396.82x = 62,630.37 × 28,161.19
  4. Step 4: Simplify right side
    45,396.82x = 1,763,745,749.34
  5. Step 5: Solve for x
    x = 1,763,745,749.34/45,396.82
  6. Step 6: Final answer
    x = 38,851.75

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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.