Home / 13,582.69-20,369.05-4,695.74

Finding the Fourth Proportional to 13,582.69, 20,369.05 and 4,695.74

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Solution

The fourth proportional to 13,582.69, 20,369.05 and 4,695.74 is: 7,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.69 : 20,369.05 = 4,695.74 : x
  2. Step 2: Convert to fraction form
    13,582.69/20,369.05 = 4,695.74/x
  3. Step 3: Cross multiply
    13,582.69x = 20,369.05 × 4,695.74
  4. Step 4: Simplify right side
    13,582.69x = 95,647,739.37
  5. Step 5: Solve for x
    x = 95,647,739.37/13,582.69
  6. Step 6: Final answer
    x = 7,041.88

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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.