Home / 20,075.52-27,738.68-19,365.96

Finding the Fourth Proportional to 20,075.52, 27,738.68 and 19,365.96

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Solution

The fourth proportional to 20,075.52, 27,738.68 and 19,365.96 is: 26,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,075.52 : 27,738.68 = 19,365.96 : x
  2. Step 2: Convert to fraction form
    20,075.52/27,738.68 = 19,365.96/x
  3. Step 3: Cross multiply
    20,075.52x = 27,738.68 × 19,365.96
  4. Step 4: Simplify right side
    20,075.52x = 537,186,070.50
  5. Step 5: Solve for x
    x = 537,186,070.50/20,075.52
  6. Step 6: Final answer
    x = 26,758.26

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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.