Home / 13,346.35-19,979.42-13,028.02

Finding the Fourth Proportional to 13,346.35, 19,979.42 and 13,028.02

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Solution

The fourth proportional to 13,346.35, 19,979.42 and 13,028.02 is: 19,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346.35 : 19,979.42 = 13,028.02 : x
  2. Step 2: Convert to fraction form
    13,346.35/19,979.42 = 13,028.02/x
  3. Step 3: Cross multiply
    13,346.35x = 19,979.42 × 13,028.02
  4. Step 4: Simplify right side
    13,346.35x = 260,292,283.35
  5. Step 5: Solve for x
    x = 260,292,283.35/13,346.35
  6. Step 6: Final answer
    x = 19,502.88

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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.