Home / 19,325.12-28,994.98-6,844.64

Finding the Fourth Proportional to 19,325.12, 28,994.98 and 6,844.64

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Solution

The fourth proportional to 19,325.12, 28,994.98 and 6,844.64 is: 10,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325.12 : 28,994.98 = 6,844.64 : x
  2. Step 2: Convert to fraction form
    19,325.12/28,994.98 = 6,844.64/x
  3. Step 3: Cross multiply
    19,325.12x = 28,994.98 × 6,844.64
  4. Step 4: Simplify right side
    19,325.12x = 198,460,199.91
  5. Step 5: Solve for x
    x = 198,460,199.91/19,325.12
  6. Step 6: Final answer
    x = 10,269.55

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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.