Home / 19,922.25-29,895.99-18,051.95

Finding the Fourth Proportional to 19,922.25, 29,895.99 and 18,051.95

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Solution

The fourth proportional to 19,922.25, 29,895.99 and 18,051.95 is: 27,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.25 : 29,895.99 = 18,051.95 : x
  2. Step 2: Convert to fraction form
    19,922.25/29,895.99 = 18,051.95/x
  3. Step 3: Cross multiply
    19,922.25x = 29,895.99 × 18,051.95
  4. Step 4: Simplify right side
    19,922.25x = 539,680,916.68
  5. Step 5: Solve for x
    x = 539,680,916.68/19,922.25
  6. Step 6: Final answer
    x = 27,089.36

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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.