Home / 47,579.12-71,374.82-15,975.60

Finding the Fourth Proportional to 47,579.12, 71,374.82 and 15,975.60

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Solution

The fourth proportional to 47,579.12, 71,374.82 and 15,975.60 is: 23,965.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,579.12 : 71,374.82 = 15,975.60 : x
  2. Step 2: Convert to fraction form
    47,579.12/71,374.82 = 15,975.60/x
  3. Step 3: Cross multiply
    47,579.12x = 71,374.82 × 15,975.60
  4. Step 4: Simplify right side
    47,579.12x = 1,140,255,614.33
  5. Step 5: Solve for x
    x = 1,140,255,614.33/47,579.12
  6. Step 6: Final answer
    x = 23,965.46

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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.