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Finding the Fourth Proportional to 17,970.54, 26,946.08 and 8,098.26

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Solution

The fourth proportional to 17,970.54, 26,946.08 and 8,098.26 is: 12,143.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.54 : 26,946.08 = 8,098.26 : x
  2. Step 2: Convert to fraction form
    17,970.54/26,946.08 = 8,098.26/x
  3. Step 3: Cross multiply
    17,970.54x = 26,946.08 × 8,098.26
  4. Step 4: Simplify right side
    17,970.54x = 218,216,321.33
  5. Step 5: Solve for x
    x = 218,216,321.33/17,970.54
  6. Step 6: Final answer
    x = 12,143.00

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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.