Home / 16,923.88-25,389.78-5,236.48

Finding the Fourth Proportional to 16,923.88, 25,389.78 and 5,236.48

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Solution

The fourth proportional to 16,923.88, 25,389.78 and 5,236.48 is: 7,855.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,923.88 : 25,389.78 = 5,236.48 : x
  2. Step 2: Convert to fraction form
    16,923.88/25,389.78 = 5,236.48/x
  3. Step 3: Cross multiply
    16,923.88x = 25,389.78 × 5,236.48
  4. Step 4: Simplify right side
    16,923.88x = 132,953,075.17
  5. Step 5: Solve for x
    x = 132,953,075.17/16,923.88
  6. Step 6: Final answer
    x = 7,855.95

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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.