Home / 11,529.93-17,300.09-5,205.23

Finding the Fourth Proportional to 11,529.93, 17,300.09 and 5,205.23

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Solution

The fourth proportional to 11,529.93, 17,300.09 and 5,205.23 is: 7,810.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.93 : 17,300.09 = 5,205.23 : x
  2. Step 2: Convert to fraction form
    11,529.93/17,300.09 = 5,205.23/x
  3. Step 3: Cross multiply
    11,529.93x = 17,300.09 × 5,205.23
  4. Step 4: Simplify right side
    11,529.93x = 90,050,953.85
  5. Step 5: Solve for x
    x = 90,050,953.85/11,529.93
  6. Step 6: Final answer
    x = 7,810.19

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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.