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Finding the Fourth Proportional to 12,374.10, 17,075.88 and 8,843.22

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Solution

The fourth proportional to 12,374.10, 17,075.88 and 8,843.22 is: 12,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.10 : 17,075.88 = 8,843.22 : x
  2. Step 2: Convert to fraction form
    12,374.10/17,075.88 = 8,843.22/x
  3. Step 3: Cross multiply
    12,374.10x = 17,075.88 × 8,843.22
  4. Step 4: Simplify right side
    12,374.10x = 151,005,763.53
  5. Step 5: Solve for x
    x = 151,005,763.53/12,374.10
  6. Step 6: Final answer
    x = 12,203.37

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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.