Home / 19,918.56-29,877.84-16,448.52

Finding the Fourth Proportional to 19,918.56, 29,877.84 and 16,448.52

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Solution

The fourth proportional to 19,918.56, 29,877.84 and 16,448.52 is: 24,672.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,918.56 : 29,877.84 = 16,448.52 : x
  2. Step 2: Convert to fraction form
    19,918.56/29,877.84 = 16,448.52/x
  3. Step 3: Cross multiply
    19,918.56x = 29,877.84 × 16,448.52
  4. Step 4: Simplify right side
    19,918.56x = 491,446,248.80
  5. Step 5: Solve for x
    x = 491,446,248.80/19,918.56
  6. Step 6: Final answer
    x = 24,672.78

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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.