Home / 19,625.61-27,091.19-12,075.03

Finding the Fourth Proportional to 19,625.61, 27,091.19 and 12,075.03

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Solution

The fourth proportional to 19,625.61, 27,091.19 and 12,075.03 is: 16,668.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,625.61 : 27,091.19 = 12,075.03 : x
  2. Step 2: Convert to fraction form
    19,625.61/27,091.19 = 12,075.03/x
  3. Step 3: Cross multiply
    19,625.61x = 27,091.19 × 12,075.03
  4. Step 4: Simplify right side
    19,625.61x = 327,126,871.61
  5. Step 5: Solve for x
    x = 327,126,871.61/19,625.61
  6. Step 6: Final answer
    x = 16,668.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.