Home / 19,104.02-28,626.72-8,004.64

Finding the Fourth Proportional to 19,104.02, 28,626.72 and 8,004.64

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Solution

The fourth proportional to 19,104.02, 28,626.72 and 8,004.64 is: 11,994.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.02 : 28,626.72 = 8,004.64 : x
  2. Step 2: Convert to fraction form
    19,104.02/28,626.72 = 8,004.64/x
  3. Step 3: Cross multiply
    19,104.02x = 28,626.72 × 8,004.64
  4. Step 4: Simplify right side
    19,104.02x = 229,146,587.98
  5. Step 5: Solve for x
    x = 229,146,587.98/19,104.02
  6. Step 6: Final answer
    x = 11,994.68

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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.