Home / 47,169.38-70,739.05-15,573.56

Finding the Fourth Proportional to 47,169.38, 70,739.05 and 15,573.56

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Solution

The fourth proportional to 47,169.38, 70,739.05 and 15,573.56 is: 23,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,169.38 : 70,739.05 = 15,573.56 : x
  2. Step 2: Convert to fraction form
    47,169.38/70,739.05 = 15,573.56/x
  3. Step 3: Cross multiply
    47,169.38x = 70,739.05 × 15,573.56
  4. Step 4: Simplify right side
    47,169.38x = 1,101,658,839.52
  5. Step 5: Solve for x
    x = 1,101,658,839.52/47,169.38
  6. Step 6: Final answer
    x = 23,355.38

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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.