Home / 19,728.35-29,584.06-7,244.27

Finding the Fourth Proportional to 19,728.35, 29,584.06 and 7,244.27

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Solution

The fourth proportional to 19,728.35, 29,584.06 and 7,244.27 is: 10,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,728.35 : 29,584.06 = 7,244.27 : x
  2. Step 2: Convert to fraction form
    19,728.35/29,584.06 = 7,244.27/x
  3. Step 3: Cross multiply
    19,728.35x = 29,584.06 × 7,244.27
  4. Step 4: Simplify right side
    19,728.35x = 214,314,918.34
  5. Step 5: Solve for x
    x = 214,314,918.34/19,728.35
  6. Step 6: Final answer
    x = 10,863.30

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1.5x scale

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.