Home / 20,035.14-27,648.50-12,075.27

Finding the Fourth Proportional to 20,035.14, 27,648.50 and 12,075.27

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Solution

The fourth proportional to 20,035.14, 27,648.50 and 12,075.27 is: 16,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,035.14 : 27,648.50 = 12,075.27 : x
  2. Step 2: Convert to fraction form
    20,035.14/27,648.50 = 12,075.27/x
  3. Step 3: Cross multiply
    20,035.14x = 27,648.50 × 12,075.27
  4. Step 4: Simplify right side
    20,035.14x = 333,863,102.60
  5. Step 5: Solve for x
    x = 333,863,102.60/20,035.14
  6. Step 6: Final answer
    x = 16,663.88

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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.