Home / 47,076.66-70,614.92-12,016.32

Finding the Fourth Proportional to 47,076.66, 70,614.92 and 12,016.32

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Solution

The fourth proportional to 47,076.66, 70,614.92 and 12,016.32 is: 18,024.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,076.66 : 70,614.92 = 12,016.32 : x
  2. Step 2: Convert to fraction form
    47,076.66/70,614.92 = 12,016.32/x
  3. Step 3: Cross multiply
    47,076.66x = 70,614.92 × 12,016.32
  4. Step 4: Simplify right side
    47,076.66x = 848,531,240.73
  5. Step 5: Solve for x
    x = 848,531,240.73/47,076.66
  6. Step 6: Final answer
    x = 18,024.46

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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.