Home / 19,154.00-28,737.14-7,914.62

Finding the Fourth Proportional to 19,154.00, 28,737.14 and 7,914.62

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Solution

The fourth proportional to 19,154.00, 28,737.14 and 7,914.62 is: 11,874.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.00 : 28,737.14 = 7,914.62 : x
  2. Step 2: Convert to fraction form
    19,154.00/28,737.14 = 7,914.62/x
  3. Step 3: Cross multiply
    19,154.00x = 28,737.14 × 7,914.62
  4. Step 4: Simplify right side
    19,154.00x = 227,443,575.26
  5. Step 5: Solve for x
    x = 227,443,575.26/19,154.00
  6. Step 6: Final answer
    x = 11,874.47

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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.