Home / 25,776.14-35,588.21-19,797.12

Finding the Fourth Proportional to 25,776.14, 35,588.21 and 19,797.12

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Solution

The fourth proportional to 25,776.14, 35,588.21 and 19,797.12 is: 27,333.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,776.14 : 35,588.21 = 19,797.12 : x
  2. Step 2: Convert to fraction form
    25,776.14/35,588.21 = 19,797.12/x
  3. Step 3: Cross multiply
    25,776.14x = 35,588.21 × 19,797.12
  4. Step 4: Simplify right side
    25,776.14x = 704,544,063.96
  5. Step 5: Solve for x
    x = 704,544,063.96/25,776.14
  6. Step 6: Final answer
    x = 27,333.19

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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.