Home / 19,219.69-28,839.26-7,533.01

Finding the Fourth Proportional to 19,219.69, 28,839.26 and 7,533.01

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Solution

The fourth proportional to 19,219.69, 28,839.26 and 7,533.01 is: 11,303.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219.69 : 28,839.26 = 7,533.01 : x
  2. Step 2: Convert to fraction form
    19,219.69/28,839.26 = 7,533.01/x
  3. Step 3: Cross multiply
    19,219.69x = 28,839.26 × 7,533.01
  4. Step 4: Simplify right side
    19,219.69x = 217,246,433.97
  5. Step 5: Solve for x
    x = 217,246,433.97/19,219.69
  6. Step 6: Final answer
    x = 11,303.33

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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.