Home / 19,112.84-26,375.62-10,729.36

Finding the Fourth Proportional to 19,112.84, 26,375.62 and 10,729.36

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Solution

The fourth proportional to 19,112.84, 26,375.62 and 10,729.36 is: 14,806.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.84 : 26,375.62 = 10,729.36 : x
  2. Step 2: Convert to fraction form
    19,112.84/26,375.62 = 10,729.36/x
  3. Step 3: Cross multiply
    19,112.84x = 26,375.62 × 10,729.36
  4. Step 4: Simplify right side
    19,112.84x = 282,993,522.20
  5. Step 5: Solve for x
    x = 282,993,522.20/19,112.84
  6. Step 6: Final answer
    x = 14,806.46

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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.