Home / 19,195.04-28,790-7,516.56

Finding the Fourth Proportional to 19,195.04, 28,790 and 7,516.56

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Solution

The fourth proportional to 19,195.04, 28,790 and 7,516.56 is: 11,273.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.04 : 28,790 = 7,516.56 : x
  2. Step 2: Convert to fraction form
    19,195.04/28,790 = 7,516.56/x
  3. Step 3: Cross multiply
    19,195.04x = 28,790 × 7,516.56
  4. Step 4: Simplify right side
    19,195.04x = 216,401,762.40
  5. Step 5: Solve for x
    x = 216,401,762.40/19,195.04
  6. Step 6: Final answer
    x = 11,273.84

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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.