Home / 19,256.44-28,867.38-7,577.68

Finding the Fourth Proportional to 19,256.44, 28,867.38 and 7,577.68

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Solution

The fourth proportional to 19,256.44, 28,867.38 and 7,577.68 is: 11,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,256.44 : 28,867.38 = 7,577.68 : x
  2. Step 2: Convert to fraction form
    19,256.44/28,867.38 = 7,577.68/x
  3. Step 3: Cross multiply
    19,256.44x = 28,867.38 × 7,577.68
  4. Step 4: Simplify right side
    19,256.44x = 218,747,768.08
  5. Step 5: Solve for x
    x = 218,747,768.08/19,256.44
  6. Step 6: Final answer
    x = 11,359.72

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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.