Home / 14,896.65-20,556.09-8,521.95

Finding the Fourth Proportional to 14,896.65, 20,556.09 and 8,521.95

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Solution

The fourth proportional to 14,896.65, 20,556.09 and 8,521.95 is: 11,759.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.65 : 20,556.09 = 8,521.95 : x
  2. Step 2: Convert to fraction form
    14,896.65/20,556.09 = 8,521.95/x
  3. Step 3: Cross multiply
    14,896.65x = 20,556.09 × 8,521.95
  4. Step 4: Simplify right side
    14,896.65x = 175,177,971.18
  5. Step 5: Solve for x
    x = 175,177,971.18/14,896.65
  6. Step 6: Final answer
    x = 11,759.55

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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.