Home / 19,646.98-27,112.84-10,694.54

Finding the Fourth Proportional to 19,646.98, 27,112.84 and 10,694.54

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Solution

The fourth proportional to 19,646.98, 27,112.84 and 10,694.54 is: 14,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.98 : 27,112.84 = 10,694.54 : x
  2. Step 2: Convert to fraction form
    19,646.98/27,112.84 = 10,694.54/x
  3. Step 3: Cross multiply
    19,646.98x = 27,112.84 × 10,694.54
  4. Step 4: Simplify right side
    19,646.98x = 289,959,392.94
  5. Step 5: Solve for x
    x = 289,959,392.94/19,646.98
  6. Step 6: Final answer
    x = 14,758.47

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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.