Home / 19,098.35-28,640.67-6,615.02

Finding the Fourth Proportional to 19,098.35, 28,640.67 and 6,615.02

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Solution

The fourth proportional to 19,098.35, 28,640.67 and 6,615.02 is: 9,920.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098.35 : 28,640.67 = 6,615.02 : x
  2. Step 2: Convert to fraction form
    19,098.35/28,640.67 = 6,615.02/x
  3. Step 3: Cross multiply
    19,098.35x = 28,640.67 × 6,615.02
  4. Step 4: Simplify right side
    19,098.35x = 189,458,604.86
  5. Step 5: Solve for x
    x = 189,458,604.86/19,098.35
  6. Step 6: Final answer
    x = 9,920.16

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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.