Home / 13,203.16-19,800.60-4,768.56

Finding the Fourth Proportional to 13,203.16, 19,800.60 and 4,768.56

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Solution

The fourth proportional to 13,203.16, 19,800.60 and 4,768.56 is: 7,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.16 : 19,800.60 = 4,768.56 : x
  2. Step 2: Convert to fraction form
    13,203.16/19,800.60 = 4,768.56/x
  3. Step 3: Cross multiply
    13,203.16x = 19,800.60 × 4,768.56
  4. Step 4: Simplify right side
    13,203.16x = 94,420,349.14
  5. Step 5: Solve for x
    x = 94,420,349.14/13,203.16
  6. Step 6: Final answer
    x = 7,151.34

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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.