Home / 19,102.41-28,657.71-6,622.83

Finding the Fourth Proportional to 19,102.41, 28,657.71 and 6,622.83

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Solution

The fourth proportional to 19,102.41, 28,657.71 and 6,622.83 is: 9,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.41 : 28,657.71 = 6,622.83 : x
  2. Step 2: Convert to fraction form
    19,102.41/28,657.71 = 6,622.83/x
  3. Step 3: Cross multiply
    19,102.41x = 28,657.71 × 6,622.83
  4. Step 4: Simplify right side
    19,102.41x = 189,795,141.52
  5. Step 5: Solve for x
    x = 189,795,141.52/19,102.41
  6. Step 6: Final answer
    x = 9,935.66

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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.