Home / 19,217.10-28,828.80-6,066.30

Finding the Fourth Proportional to 19,217.10, 28,828.80 and 6,066.30

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Solution

The fourth proportional to 19,217.10, 28,828.80 and 6,066.30 is: 9,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.10 : 28,828.80 = 6,066.30 : x
  2. Step 2: Convert to fraction form
    19,217.10/28,828.80 = 6,066.30/x
  3. Step 3: Cross multiply
    19,217.10x = 28,828.80 × 6,066.30
  4. Step 4: Simplify right side
    19,217.10x = 174,884,149.44
  5. Step 5: Solve for x
    x = 174,884,149.44/19,217.10
  6. Step 6: Final answer
    x = 9,100.44

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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.