Home / 19,106.94-28,665.38-7,260.92

Finding the Fourth Proportional to 19,106.94, 28,665.38 and 7,260.92

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Solution

The fourth proportional to 19,106.94, 28,665.38 and 7,260.92 is: 10,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.94 : 28,665.38 = 7,260.92 : x
  2. Step 2: Convert to fraction form
    19,106.94/28,665.38 = 7,260.92/x
  3. Step 3: Cross multiply
    19,106.94x = 28,665.38 × 7,260.92
  4. Step 4: Simplify right side
    19,106.94x = 208,137,030.95
  5. Step 5: Solve for x
    x = 208,137,030.95/19,106.94
  6. Step 6: Final answer
    x = 10,893.27

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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.