Home / 13,837.06-19,095.24-7,868.37

Finding the Fourth Proportional to 13,837.06, 19,095.24 and 7,868.37

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Solution

The fourth proportional to 13,837.06, 19,095.24 and 7,868.37 is: 10,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.06 : 19,095.24 = 7,868.37 : x
  2. Step 2: Convert to fraction form
    13,837.06/19,095.24 = 7,868.37/x
  3. Step 3: Cross multiply
    13,837.06x = 19,095.24 × 7,868.37
  4. Step 4: Simplify right side
    13,837.06x = 150,248,413.56
  5. Step 5: Solve for x
    x = 150,248,413.56/13,837.06
  6. Step 6: Final answer
    x = 10,858.41

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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.