Home / 53,683.88-80,500.82-19,926.41

Finding the Fourth Proportional to 53,683.88, 80,500.82 and 19,926.41

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Solution

The fourth proportional to 53,683.88, 80,500.82 and 19,926.41 is: 29,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,683.88 : 80,500.82 = 19,926.41 : x
  2. Step 2: Convert to fraction form
    53,683.88/80,500.82 = 19,926.41/x
  3. Step 3: Cross multiply
    53,683.88x = 80,500.82 × 19,926.41
  4. Step 4: Simplify right side
    53,683.88x = 1,604,091,842.52
  5. Step 5: Solve for x
    x = 1,604,091,842.52/53,683.88
  6. Step 6: Final answer
    x = 29,880.33

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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.