Home / 19,138.34-26,413.36-10,754.84

Finding the Fourth Proportional to 19,138.34, 26,413.36 and 10,754.84

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Solution

The fourth proportional to 19,138.34, 26,413.36 and 10,754.84 is: 14,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,138.34 : 26,413.36 = 10,754.84 : x
  2. Step 2: Convert to fraction form
    19,138.34/26,413.36 = 10,754.84/x
  3. Step 3: Cross multiply
    19,138.34x = 26,413.36 × 10,754.84
  4. Step 4: Simplify right side
    19,138.34x = 284,071,460.66
  5. Step 5: Solve for x
    x = 284,071,460.66/19,138.34
  6. Step 6: Final answer
    x = 14,843.06

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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.