Home / 11,485.03-17,305.69-9,450.66

Finding the Fourth Proportional to 11,485.03, 17,305.69 and 9,450.66

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Solution

The fourth proportional to 11,485.03, 17,305.69 and 9,450.66 is: 14,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.03 : 17,305.69 = 9,450.66 : x
  2. Step 2: Convert to fraction form
    11,485.03/17,305.69 = 9,450.66/x
  3. Step 3: Cross multiply
    11,485.03x = 17,305.69 × 9,450.66
  4. Step 4: Simplify right side
    11,485.03x = 163,550,192.26
  5. Step 5: Solve for x
    x = 163,550,192.26/11,485.03
  6. Step 6: Final answer
    x = 14,240.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.