Home / 16,768.98-25,153.41-4,289.01

Finding the Fourth Proportional to 16,768.98, 25,153.41 and 4,289.01

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Solution

The fourth proportional to 16,768.98, 25,153.41 and 4,289.01 is: 6,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.98 : 25,153.41 = 4,289.01 : x
  2. Step 2: Convert to fraction form
    16,768.98/25,153.41 = 4,289.01/x
  3. Step 3: Cross multiply
    16,768.98x = 25,153.41 × 4,289.01
  4. Step 4: Simplify right side
    16,768.98x = 107,883,227.02
  5. Step 5: Solve for x
    x = 107,883,227.02/16,768.98
  6. Step 6: Final answer
    x = 6,433.50

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Half scale
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Double scale
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Similar ratio
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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.