Home / 47,029.74-70,546.92-18,945.98

Finding the Fourth Proportional to 47,029.74, 70,546.92 and 18,945.98

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Solution

The fourth proportional to 47,029.74, 70,546.92 and 18,945.98 is: 28,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,029.74 : 70,546.92 = 18,945.98 : x
  2. Step 2: Convert to fraction form
    47,029.74/70,546.92 = 18,945.98/x
  3. Step 3: Cross multiply
    47,029.74x = 70,546.92 × 18,945.98
  4. Step 4: Simplify right side
    47,029.74x = 1,336,580,772.98
  5. Step 5: Solve for x
    x = 1,336,580,772.98/47,029.74
  6. Step 6: Final answer
    x = 28,419.91

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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.