Home / 13,192.03-18,205.00-7,223.92

Finding the Fourth Proportional to 13,192.03, 18,205.00 and 7,223.92

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Solution

The fourth proportional to 13,192.03, 18,205.00 and 7,223.92 is: 9,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,192.03 : 18,205.00 = 7,223.92 : x
  2. Step 2: Convert to fraction form
    13,192.03/18,205.00 = 7,223.92/x
  3. Step 3: Cross multiply
    13,192.03x = 18,205.00 × 7,223.92
  4. Step 4: Simplify right side
    13,192.03x = 131,511,440.66
  5. Step 5: Solve for x
    x = 131,511,440.66/13,192.03
  6. Step 6: Final answer
    x = 9,969.01

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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.