Home / 47,889.33-71,845.25-14,609.40

Finding the Fourth Proportional to 47,889.33, 71,845.25 and 14,609.40

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Solution

The fourth proportional to 47,889.33, 71,845.25 and 14,609.40 is: 21,917.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,889.33 : 71,845.25 = 14,609.40 : x
  2. Step 2: Convert to fraction form
    47,889.33/71,845.25 = 14,609.40/x
  3. Step 3: Cross multiply
    47,889.33x = 71,845.25 × 14,609.40
  4. Step 4: Simplify right side
    47,889.33x = 1,049,615,652.88
  5. Step 5: Solve for x
    x = 1,049,615,652.88/47,889.33
  6. Step 6: Final answer
    x = 21,917.53

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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.