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Finding the Fourth Proportional to 11,352.51, 17,003.39 and 8,055.54

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Solution

The fourth proportional to 11,352.51, 17,003.39 and 8,055.54 is: 12,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.51 : 17,003.39 = 8,055.54 : x
  2. Step 2: Convert to fraction form
    11,352.51/17,003.39 = 8,055.54/x
  3. Step 3: Cross multiply
    11,352.51x = 17,003.39 × 8,055.54
  4. Step 4: Simplify right side
    11,352.51x = 136,971,448.00
  5. Step 5: Solve for x
    x = 136,971,448.00/11,352.51
  6. Step 6: Final answer
    x = 12,065.30

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1.5x scale

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.