Home / 19,088.94-28,626.39-6,605.76

Finding the Fourth Proportional to 19,088.94, 28,626.39 and 6,605.76

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Solution

The fourth proportional to 19,088.94, 28,626.39 and 6,605.76 is: 9,906.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.94 : 28,626.39 = 6,605.76 : x
  2. Step 2: Convert to fraction form
    19,088.94/28,626.39 = 6,605.76/x
  3. Step 3: Cross multiply
    19,088.94x = 28,626.39 × 6,605.76
  4. Step 4: Simplify right side
    19,088.94x = 189,099,062.01
  5. Step 5: Solve for x
    x = 189,099,062.01/19,088.94
  6. Step 6: Final answer
    x = 9,906.21

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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.