Home / 19,052.40-28,582.79-6,401.71

Finding the Fourth Proportional to 19,052.40, 28,582.79 and 6,401.71

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Solution

The fourth proportional to 19,052.40, 28,582.79 and 6,401.71 is: 9,603.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,052.40 : 28,582.79 = 6,401.71 : x
  2. Step 2: Convert to fraction form
    19,052.40/28,582.79 = 6,401.71/x
  3. Step 3: Cross multiply
    19,052.40x = 28,582.79 × 6,401.71
  4. Step 4: Simplify right side
    19,052.40x = 182,978,736.29
  5. Step 5: Solve for x
    x = 182,978,736.29/19,052.40
  6. Step 6: Final answer
    x = 9,603.97

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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.