Home / 15,271.26-22,906.56-7,474.62

Finding the Fourth Proportional to 15,271.26, 22,906.56 and 7,474.62

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Solution

The fourth proportional to 15,271.26, 22,906.56 and 7,474.62 is: 11,211.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.26 : 22,906.56 = 7,474.62 : x
  2. Step 2: Convert to fraction form
    15,271.26/22,906.56 = 7,474.62/x
  3. Step 3: Cross multiply
    15,271.26x = 22,906.56 × 7,474.62
  4. Step 4: Simplify right side
    15,271.26x = 171,217,831.51
  5. Step 5: Solve for x
    x = 171,217,831.51/15,271.26
  6. Step 6: Final answer
    x = 11,211.77

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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.