Home / 47,918.90-71,892.22-19,833.77

Finding the Fourth Proportional to 47,918.90, 71,892.22 and 19,833.77

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Solution

The fourth proportional to 47,918.90, 71,892.22 and 19,833.77 is: 29,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,918.90 : 71,892.22 = 19,833.77 : x
  2. Step 2: Convert to fraction form
    47,918.90/71,892.22 = 19,833.77/x
  3. Step 3: Cross multiply
    47,918.90x = 71,892.22 × 19,833.77
  4. Step 4: Simplify right side
    47,918.90x = 1,425,893,756.27
  5. Step 5: Solve for x
    x = 1,425,893,756.27/47,918.90
  6. Step 6: Final answer
    x = 29,756.40

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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.