Home / 19,097.24-28,647.24-7,992.76

Finding the Fourth Proportional to 19,097.24, 28,647.24 and 7,992.76

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Solution

The fourth proportional to 19,097.24, 28,647.24 and 7,992.76 is: 11,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,097.24 : 28,647.24 = 7,992.76 : x
  2. Step 2: Convert to fraction form
    19,097.24/28,647.24 = 7,992.76/x
  3. Step 3: Cross multiply
    19,097.24x = 28,647.24 × 7,992.76
  4. Step 4: Simplify right side
    19,097.24x = 228,970,513.98
  5. Step 5: Solve for x
    x = 228,970,513.98/19,097.24
  6. Step 6: Final answer
    x = 11,989.72

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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.