Home / 14,580.38-21,874.04-4,719.65

Finding the Fourth Proportional to 14,580.38, 21,874.04 and 4,719.65

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Solution

The fourth proportional to 14,580.38, 21,874.04 and 4,719.65 is: 7,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.38 : 21,874.04 = 4,719.65 : x
  2. Step 2: Convert to fraction form
    14,580.38/21,874.04 = 4,719.65/x
  3. Step 3: Cross multiply
    14,580.38x = 21,874.04 × 4,719.65
  4. Step 4: Simplify right side
    14,580.38x = 103,237,906.30
  5. Step 5: Solve for x
    x = 103,237,906.30/14,580.38
  6. Step 6: Final answer
    x = 7,080.60

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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.