Home / 16,855.07-25,282.60-15,816.25

Finding the Fourth Proportional to 16,855.07, 25,282.60 and 15,816.25

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Solution

The fourth proportional to 16,855.07, 25,282.60 and 15,816.25 is: 23,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,855.07 : 25,282.60 = 15,816.25 : x
  2. Step 2: Convert to fraction form
    16,855.07/25,282.60 = 15,816.25/x
  3. Step 3: Cross multiply
    16,855.07x = 25,282.60 × 15,816.25
  4. Step 4: Simplify right side
    16,855.07x = 399,875,795.84
  5. Step 5: Solve for x
    x = 399,875,795.84/16,855.07
  6. Step 6: Final answer
    x = 23,724.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.