Home / 19,858.37-27,405.02-10,906.06

Finding the Fourth Proportional to 19,858.37, 27,405.02 and 10,906.06

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Solution

The fourth proportional to 19,858.37, 27,405.02 and 10,906.06 is: 15,050.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858.37 : 27,405.02 = 10,906.06 : x
  2. Step 2: Convert to fraction form
    19,858.37/27,405.02 = 10,906.06/x
  3. Step 3: Cross multiply
    19,858.37x = 27,405.02 × 10,906.06
  4. Step 4: Simplify right side
    19,858.37x = 298,880,827.66
  5. Step 5: Solve for x
    x = 298,880,827.66/19,858.37
  6. Step 6: Final answer
    x = 15,050.63

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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.