Home / 47,913.03-71,883.42-19,827.90

Finding the Fourth Proportional to 47,913.03, 71,883.42 and 19,827.90

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Solution

The fourth proportional to 47,913.03, 71,883.42 and 19,827.90 is: 29,747.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,913.03 : 71,883.42 = 19,827.90 : x
  2. Step 2: Convert to fraction form
    47,913.03/71,883.42 = 19,827.90/x
  3. Step 3: Cross multiply
    47,913.03x = 71,883.42 × 19,827.90
  4. Step 4: Simplify right side
    47,913.03x = 1,425,296,804.86
  5. Step 5: Solve for x
    x = 1,425,296,804.86/47,913.03
  6. Step 6: Final answer
    x = 29,747.59

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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.