Home / 18,582.46-27,870.85-6,103.74

Finding the Fourth Proportional to 18,582.46, 27,870.85 and 6,103.74

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Solution

The fourth proportional to 18,582.46, 27,870.85 and 6,103.74 is: 9,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,582.46 : 27,870.85 = 6,103.74 : x
  2. Step 2: Convert to fraction form
    18,582.46/27,870.85 = 6,103.74/x
  3. Step 3: Cross multiply
    18,582.46x = 27,870.85 × 6,103.74
  4. Step 4: Simplify right side
    18,582.46x = 170,116,421.98
  5. Step 5: Solve for x
    x = 170,116,421.98/18,582.46
  6. Step 6: Final answer
    x = 9,154.68

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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.