Home / 19,212.40-28,822.92-6,066.08

Finding the Fourth Proportional to 19,212.40, 28,822.92 and 6,066.08

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Solution

The fourth proportional to 19,212.40, 28,822.92 and 6,066.08 is: 9,100.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.40 : 28,822.92 = 6,066.08 : x
  2. Step 2: Convert to fraction form
    19,212.40/28,822.92 = 6,066.08/x
  3. Step 3: Cross multiply
    19,212.40x = 28,822.92 × 6,066.08
  4. Step 4: Simplify right side
    19,212.40x = 174,842,138.55
  5. Step 5: Solve for x
    x = 174,842,138.55/19,212.40
  6. Step 6: Final answer
    x = 9,100.48

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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.