Home / 19,369.06-26,722.62-10,870.02

Finding the Fourth Proportional to 19,369.06, 26,722.62 and 10,870.02

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Solution

The fourth proportional to 19,369.06, 26,722.62 and 10,870.02 is: 14,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.06 : 26,722.62 = 10,870.02 : x
  2. Step 2: Convert to fraction form
    19,369.06/26,722.62 = 10,870.02/x
  3. Step 3: Cross multiply
    19,369.06x = 26,722.62 × 10,870.02
  4. Step 4: Simplify right side
    19,369.06x = 290,475,413.85
  5. Step 5: Solve for x
    x = 290,475,413.85/19,369.06
  6. Step 6: Final answer
    x = 14,996.88

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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.