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Finding the Fourth Proportional to 19,446.70, 29,162.70 and 6,295.54

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Solution

The fourth proportional to 19,446.70, 29,162.70 and 6,295.54 is: 9,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446.70 : 29,162.70 = 6,295.54 : x
  2. Step 2: Convert to fraction form
    19,446.70/29,162.70 = 6,295.54/x
  3. Step 3: Cross multiply
    19,446.70x = 29,162.70 × 6,295.54
  4. Step 4: Simplify right side
    19,446.70x = 183,594,944.36
  5. Step 5: Solve for x
    x = 183,594,944.36/19,446.70
  6. Step 6: Final answer
    x = 9,440.93

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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.