Home / 19,100.94-28,651.33-10,777.17

Finding the Fourth Proportional to 19,100.94, 28,651.33 and 10,777.17

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Solution

The fourth proportional to 19,100.94, 28,651.33 and 10,777.17 is: 16,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.94 : 28,651.33 = 10,777.17 : x
  2. Step 2: Convert to fraction form
    19,100.94/28,651.33 = 10,777.17/x
  3. Step 3: Cross multiply
    19,100.94x = 28,651.33 × 10,777.17
  4. Step 4: Simplify right side
    19,100.94x = 308,780,254.14
  5. Step 5: Solve for x
    x = 308,780,254.14/19,100.94
  6. Step 6: Final answer
    x = 16,165.71

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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.