Home / 25,786.02-35,604.81-19,808.22

Finding the Fourth Proportional to 25,786.02, 35,604.81 and 19,808.22

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Solution

The fourth proportional to 25,786.02, 35,604.81 and 19,808.22 is: 27,350.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,786.02 : 35,604.81 = 19,808.22 : x
  2. Step 2: Convert to fraction form
    25,786.02/35,604.81 = 19,808.22/x
  3. Step 3: Cross multiply
    25,786.02x = 35,604.81 × 19,808.22
  4. Step 4: Simplify right side
    25,786.02x = 705,267,909.54
  5. Step 5: Solve for x
    x = 705,267,909.54/25,786.02
  6. Step 6: Final answer
    x = 27,350.79

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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.