Home / 22,118.51-33,191.44-8,971.00

Finding the Fourth Proportional to 22,118.51, 33,191.44 and 8,971.00

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Solution

The fourth proportional to 22,118.51, 33,191.44 and 8,971.00 is: 13,462.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,118.51 : 33,191.44 = 8,971.00 : x
  2. Step 2: Convert to fraction form
    22,118.51/33,191.44 = 8,971.00/x
  3. Step 3: Cross multiply
    22,118.51x = 33,191.44 × 8,971.00
  4. Step 4: Simplify right side
    22,118.51x = 297,760,302.83
  5. Step 5: Solve for x
    x = 297,760,302.83/22,118.51
  6. Step 6: Final answer
    x = 13,462.04

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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.