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Finding the Fourth Proportional to 19,392.26, 29,088.60 and 6,244.60

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Solution

The fourth proportional to 19,392.26, 29,088.60 and 6,244.60 is: 9,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.26 : 29,088.60 = 6,244.60 : x
  2. Step 2: Convert to fraction form
    19,392.26/29,088.60 = 6,244.60/x
  3. Step 3: Cross multiply
    19,392.26x = 29,088.60 × 6,244.60
  4. Step 4: Simplify right side
    19,392.26x = 181,646,671.56
  5. Step 5: Solve for x
    x = 181,646,671.56/19,392.26
  6. Step 6: Final answer
    x = 9,366.97

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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.