Home / 12,844.98-19,258.10-8,674.64

Finding the Fourth Proportional to 12,844.98, 19,258.10 and 8,674.64

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Solution

The fourth proportional to 12,844.98, 19,258.10 and 8,674.64 is: 13,005.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.98 : 19,258.10 = 8,674.64 : x
  2. Step 2: Convert to fraction form
    12,844.98/19,258.10 = 8,674.64/x
  3. Step 3: Cross multiply
    12,844.98x = 19,258.10 × 8,674.64
  4. Step 4: Simplify right side
    12,844.98x = 167,057,084.58
  5. Step 5: Solve for x
    x = 167,057,084.58/12,844.98
  6. Step 6: Final answer
    x = 13,005.63

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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.