Home / 26,729.49-40,093.38-12,699.60

Finding the Fourth Proportional to 26,729.49, 40,093.38 and 12,699.60

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Solution

The fourth proportional to 26,729.49, 40,093.38 and 12,699.60 is: 19,048.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,729.49 : 40,093.38 = 12,699.60 : x
  2. Step 2: Convert to fraction form
    26,729.49/40,093.38 = 12,699.60/x
  3. Step 3: Cross multiply
    26,729.49x = 40,093.38 × 12,699.60
  4. Step 4: Simplify right side
    26,729.49x = 509,169,888.65
  5. Step 5: Solve for x
    x = 509,169,888.65/26,729.49
  6. Step 6: Final answer
    x = 19,048.99

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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.