Home / 47,261.92-70,922.43-19,181.97

Finding the Fourth Proportional to 47,261.92, 70,922.43 and 19,181.97

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Solution

The fourth proportional to 47,261.92, 70,922.43 and 19,181.97 is: 28,784.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261.92 : 70,922.43 = 19,181.97 : x
  2. Step 2: Convert to fraction form
    47,261.92/70,922.43 = 19,181.97/x
  3. Step 3: Cross multiply
    47,261.92x = 70,922.43 × 19,181.97
  4. Step 4: Simplify right side
    47,261.92x = 1,360,431,569.97
  5. Step 5: Solve for x
    x = 1,360,431,569.97/47,261.92
  6. Step 6: Final answer
    x = 28,784.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.