Home / 19,846.47-27,388.44-10,894.80

Finding the Fourth Proportional to 19,846.47, 27,388.44 and 10,894.80

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Solution

The fourth proportional to 19,846.47, 27,388.44 and 10,894.80 is: 15,034.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,846.47 : 27,388.44 = 10,894.80 : x
  2. Step 2: Convert to fraction form
    19,846.47/27,388.44 = 10,894.80/x
  3. Step 3: Cross multiply
    19,846.47x = 27,388.44 × 10,894.80
  4. Step 4: Simplify right side
    19,846.47x = 298,391,576.11
  5. Step 5: Solve for x
    x = 298,391,576.11/19,846.47
  6. Step 6: Final answer
    x = 15,034.99

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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.