Home / 19,104.76-28,623.24-7,986.94

Finding the Fourth Proportional to 19,104.76, 28,623.24 and 7,986.94

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Solution

The fourth proportional to 19,104.76, 28,623.24 and 7,986.94 is: 11,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.76 : 28,623.24 = 7,986.94 : x
  2. Step 2: Convert to fraction form
    19,104.76/28,623.24 = 7,986.94/x
  3. Step 3: Cross multiply
    19,104.76x = 28,623.24 × 7,986.94
  4. Step 4: Simplify right side
    19,104.76x = 228,612,100.49
  5. Step 5: Solve for x
    x = 228,612,100.49/19,104.76
  6. Step 6: Final answer
    x = 11,966.24

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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.