Home / 19,975.82-29,959.61-9,441.37

Finding the Fourth Proportional to 19,975.82, 29,959.61 and 9,441.37

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Solution

The fourth proportional to 19,975.82, 29,959.61 and 9,441.37 is: 14,160.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,975.82 : 29,959.61 = 9,441.37 : x
  2. Step 2: Convert to fraction form
    19,975.82/29,959.61 = 9,441.37/x
  3. Step 3: Cross multiply
    19,975.82x = 29,959.61 × 9,441.37
  4. Step 4: Simplify right side
    19,975.82x = 282,859,763.07
  5. Step 5: Solve for x
    x = 282,859,763.07/19,975.82
  6. Step 6: Final answer
    x = 14,160.11

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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.