Home / 19,333.44-28,999.84-8,234.24

Finding the Fourth Proportional to 19,333.44, 28,999.84 and 8,234.24

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Solution

The fourth proportional to 19,333.44, 28,999.84 and 8,234.24 is: 12,351.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.44 : 28,999.84 = 8,234.24 : x
  2. Step 2: Convert to fraction form
    19,333.44/28,999.84 = 8,234.24/x
  3. Step 3: Cross multiply
    19,333.44x = 28,999.84 × 8,234.24
  4. Step 4: Simplify right side
    19,333.44x = 238,791,642.52
  5. Step 5: Solve for x
    x = 238,791,642.52/19,333.44
  6. Step 6: Final answer
    x = 12,351.22

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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.