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Finding the Fourth Proportional to 17,880.63, 26,814.46 and 8,014.83

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Solution

The fourth proportional to 17,880.63, 26,814.46 and 8,014.83 is: 12,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.63 : 26,814.46 = 8,014.83 : x
  2. Step 2: Convert to fraction form
    17,880.63/26,814.46 = 8,014.83/x
  3. Step 3: Cross multiply
    17,880.63x = 26,814.46 × 8,014.83
  4. Step 4: Simplify right side
    17,880.63x = 214,913,184.33
  5. Step 5: Solve for x
    x = 214,913,184.33/17,880.63
  6. Step 6: Final answer
    x = 12,019.33

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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.