Home / 19,928.75-29,896.07-10,566.37

Finding the Fourth Proportional to 19,928.75, 29,896.07 and 10,566.37

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Solution

The fourth proportional to 19,928.75, 29,896.07 and 10,566.37 is: 15,851.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928.75 : 29,896.07 = 10,566.37 : x
  2. Step 2: Convert to fraction form
    19,928.75/29,896.07 = 10,566.37/x
  3. Step 3: Cross multiply
    19,928.75x = 29,896.07 × 10,566.37
  4. Step 4: Simplify right side
    19,928.75x = 315,892,809.59
  5. Step 5: Solve for x
    x = 315,892,809.59/19,928.75
  6. Step 6: Final answer
    x = 15,851.11

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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.