Home / 17,989.14-26,895-15,246.48

Finding the Fourth Proportional to 17,989.14, 26,895 and 15,246.48

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Solution

The fourth proportional to 17,989.14, 26,895 and 15,246.48 is: 22,794.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.14 : 26,895 = 15,246.48 : x
  2. Step 2: Convert to fraction form
    17,989.14/26,895 = 15,246.48/x
  3. Step 3: Cross multiply
    17,989.14x = 26,895 × 15,246.48
  4. Step 4: Simplify right side
    17,989.14x = 410,054,079.60
  5. Step 5: Solve for x
    x = 410,054,079.60/17,989.14
  6. Step 6: Final answer
    x = 22,794.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.