Home / 19,085.85-28,629.99-6,607.08

Finding the Fourth Proportional to 19,085.85, 28,629.99 and 6,607.08

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Solution

The fourth proportional to 19,085.85, 28,629.99 and 6,607.08 is: 9,911.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.85 : 28,629.99 = 6,607.08 : x
  2. Step 2: Convert to fraction form
    19,085.85/28,629.99 = 6,607.08/x
  3. Step 3: Cross multiply
    19,085.85x = 28,629.99 × 6,607.08
  4. Step 4: Simplify right side
    19,085.85x = 189,160,634.33
  5. Step 5: Solve for x
    x = 189,160,634.33/19,085.85
  6. Step 6: Final answer
    x = 9,911.04

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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.