Home / 14,208.37-19,608.62-8,239.99

Finding the Fourth Proportional to 14,208.37, 19,608.62 and 8,239.99

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Solution

The fourth proportional to 14,208.37, 19,608.62 and 8,239.99 is: 11,371.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208.37 : 19,608.62 = 8,239.99 : x
  2. Step 2: Convert to fraction form
    14,208.37/19,608.62 = 8,239.99/x
  3. Step 3: Cross multiply
    14,208.37x = 19,608.62 × 8,239.99
  4. Step 4: Simplify right side
    14,208.37x = 161,574,734.67
  5. Step 5: Solve for x
    x = 161,574,734.67/14,208.37
  6. Step 6: Final answer
    x = 11,371.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.