Home / 21,974.63-32,963.48-8,826.99

Finding the Fourth Proportional to 21,974.63, 32,963.48 and 8,826.99

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Solution

The fourth proportional to 21,974.63, 32,963.48 and 8,826.99 is: 13,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,974.63 : 32,963.48 = 8,826.99 : x
  2. Step 2: Convert to fraction form
    21,974.63/32,963.48 = 8,826.99/x
  3. Step 3: Cross multiply
    21,974.63x = 32,963.48 × 8,826.99
  4. Step 4: Simplify right side
    21,974.63x = 290,968,264.19
  5. Step 5: Solve for x
    x = 290,968,264.19/21,974.63
  6. Step 6: Final answer
    x = 13,241.10

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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.