Home / 47,155.23-70,731.82-22,181.44

Finding the Fourth Proportional to 47,155.23, 70,731.82 and 22,181.44

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Solution

The fourth proportional to 47,155.23, 70,731.82 and 22,181.44 is: 33,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,155.23 : 70,731.82 = 22,181.44 : x
  2. Step 2: Convert to fraction form
    47,155.23/70,731.82 = 22,181.44/x
  3. Step 3: Cross multiply
    47,155.23x = 70,731.82 × 22,181.44
  4. Step 4: Simplify right side
    47,155.23x = 1,568,933,256.52
  5. Step 5: Solve for x
    x = 1,568,933,256.52/47,155.23
  6. Step 6: Final answer
    x = 33,271.67

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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.