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Finding the Fourth Proportional to 14,239.37, 21,363.62 and 6,844.37

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Solution

The fourth proportional to 14,239.37, 21,363.62 and 6,844.37 is: 10,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.37 : 21,363.62 = 6,844.37 : x
  2. Step 2: Convert to fraction form
    14,239.37/21,363.62 = 6,844.37/x
  3. Step 3: Cross multiply
    14,239.37x = 21,363.62 × 6,844.37
  4. Step 4: Simplify right side
    14,239.37x = 146,220,378.78
  5. Step 5: Solve for x
    x = 146,220,378.78/14,239.37
  6. Step 6: Final answer
    x = 10,268.74

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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.