Home / 19,233.48-28,816.20-8,823.36

Finding the Fourth Proportional to 19,233.48, 28,816.20 and 8,823.36

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Solution

The fourth proportional to 19,233.48, 28,816.20 and 8,823.36 is: 13,219.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.48 : 28,816.20 = 8,823.36 : x
  2. Step 2: Convert to fraction form
    19,233.48/28,816.20 = 8,823.36/x
  3. Step 3: Cross multiply
    19,233.48x = 28,816.20 × 8,823.36
  4. Step 4: Simplify right side
    19,233.48x = 254,255,706.43
  5. Step 5: Solve for x
    x = 254,255,706.43/19,233.48
  6. Step 6: Final answer
    x = 13,219.43

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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.