Home / 12,803.34-19,205.01-4,039.14

Finding the Fourth Proportional to 12,803.34, 19,205.01 and 4,039.14

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Solution

The fourth proportional to 12,803.34, 19,205.01 and 4,039.14 is: 6,058.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,803.34 : 19,205.01 = 4,039.14 : x
  2. Step 2: Convert to fraction form
    12,803.34/19,205.01 = 4,039.14/x
  3. Step 3: Cross multiply
    12,803.34x = 19,205.01 × 4,039.14
  4. Step 4: Simplify right side
    12,803.34x = 77,571,724.09
  5. Step 5: Solve for x
    x = 77,571,724.09/12,803.34
  6. Step 6: Final answer
    x = 6,058.71

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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.