Home / 19,023.69-28,530.09-7,334.22

Finding the Fourth Proportional to 19,023.69, 28,530.09 and 7,334.22

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Solution

The fourth proportional to 19,023.69, 28,530.09 and 7,334.22 is: 10,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.69 : 28,530.09 = 7,334.22 : x
  2. Step 2: Convert to fraction form
    19,023.69/28,530.09 = 7,334.22/x
  3. Step 3: Cross multiply
    19,023.69x = 28,530.09 × 7,334.22
  4. Step 4: Simplify right side
    19,023.69x = 209,245,956.68
  5. Step 5: Solve for x
    x = 209,245,956.68/19,023.69
  6. Step 6: Final answer
    x = 10,999.23

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1.5x scale

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.