Home / 27,321.23-40,971.44-13,075.07

Finding the Fourth Proportional to 27,321.23, 40,971.44 and 13,075.07

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Solution

The fourth proportional to 27,321.23, 40,971.44 and 13,075.07 is: 19,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,321.23 : 40,971.44 = 13,075.07 : x
  2. Step 2: Convert to fraction form
    27,321.23/40,971.44 = 13,075.07/x
  3. Step 3: Cross multiply
    27,321.23x = 40,971.44 × 13,075.07
  4. Step 4: Simplify right side
    27,321.23x = 535,704,175.77
  5. Step 5: Solve for x
    x = 535,704,175.77/27,321.23
  6. Step 6: Final answer
    x = 19,607.62

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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.