Home / 19,324.68-28,980.74-6,173.96

Finding the Fourth Proportional to 19,324.68, 28,980.74 and 6,173.96

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Solution

The fourth proportional to 19,324.68, 28,980.74 and 6,173.96 is: 9,258.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,324.68 : 28,980.74 = 6,173.96 : x
  2. Step 2: Convert to fraction form
    19,324.68/28,980.74 = 6,173.96/x
  3. Step 3: Cross multiply
    19,324.68x = 28,980.74 × 6,173.96
  4. Step 4: Simplify right side
    19,324.68x = 178,925,929.53
  5. Step 5: Solve for x
    x = 178,925,929.53/19,324.68
  6. Step 6: Final answer
    x = 9,258.93

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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.