Home / 13,982.54-19,295.90-7,694.92

Finding the Fourth Proportional to 13,982.54, 19,295.90 and 7,694.92

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Solution

The fourth proportional to 13,982.54, 19,295.90 and 7,694.92 is: 10,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,982.54 : 19,295.90 = 7,694.92 : x
  2. Step 2: Convert to fraction form
    13,982.54/19,295.90 = 7,694.92/x
  3. Step 3: Cross multiply
    13,982.54x = 19,295.90 × 7,694.92
  4. Step 4: Simplify right side
    13,982.54x = 148,480,410.34
  5. Step 5: Solve for x
    x = 148,480,410.34/13,982.54
  6. Step 6: Final answer
    x = 10,618.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.