Home / 19,804.21-27,329.80-10,852.05

Finding the Fourth Proportional to 19,804.21, 27,329.80 and 10,852.05

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Solution

The fourth proportional to 19,804.21, 27,329.80 and 10,852.05 is: 14,975.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,804.21 : 27,329.80 = 10,852.05 : x
  2. Step 2: Convert to fraction form
    19,804.21/27,329.80 = 10,852.05/x
  3. Step 3: Cross multiply
    19,804.21x = 27,329.80 × 10,852.05
  4. Step 4: Simplify right side
    19,804.21x = 296,584,356.09
  5. Step 5: Solve for x
    x = 296,584,356.09/19,804.21
  6. Step 6: Final answer
    x = 14,975.82

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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.