Home / 47,895.48-71,843.22-19,784.64

Finding the Fourth Proportional to 47,895.48, 71,843.22 and 19,784.64

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Solution

The fourth proportional to 47,895.48, 71,843.22 and 19,784.64 is: 29,676.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,895.48 : 71,843.22 = 19,784.64 : x
  2. Step 2: Convert to fraction form
    47,895.48/71,843.22 = 19,784.64/x
  3. Step 3: Cross multiply
    47,895.48x = 71,843.22 × 19,784.64
  4. Step 4: Simplify right side
    47,895.48x = 1,421,392,244.14
  5. Step 5: Solve for x
    x = 1,421,392,244.14/47,895.48
  6. Step 6: Final answer
    x = 29,676.96

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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.