Home / 19,795.49-27,317.78-10,843.56

Finding the Fourth Proportional to 19,795.49, 27,317.78 and 10,843.56

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Solution

The fourth proportional to 19,795.49, 27,317.78 and 10,843.56 is: 14,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,795.49 : 27,317.78 = 10,843.56 : x
  2. Step 2: Convert to fraction form
    19,795.49/27,317.78 = 10,843.56/x
  3. Step 3: Cross multiply
    19,795.49x = 27,317.78 × 10,843.56
  4. Step 4: Simplify right side
    19,795.49x = 296,221,986.50
  5. Step 5: Solve for x
    x = 296,221,986.50/19,795.49
  6. Step 6: Final answer
    x = 14,964.11

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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.