Home / 19,013.14-28,527.00-7,916.85

Finding the Fourth Proportional to 19,013.14, 28,527.00 and 7,916.85

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Solution

The fourth proportional to 19,013.14, 28,527.00 and 7,916.85 is: 11,878.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,013.14 : 28,527.00 = 7,916.85 : x
  2. Step 2: Convert to fraction form
    19,013.14/28,527.00 = 7,916.85/x
  3. Step 3: Cross multiply
    19,013.14x = 28,527.00 × 7,916.85
  4. Step 4: Simplify right side
    19,013.14x = 225,843,797.73
  5. Step 5: Solve for x
    x = 225,843,797.73/19,013.14
  6. Step 6: Final answer
    x = 11,878.30

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1.5x scale

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.