Home / 17,019.40-25,530.33-4,539.36

Finding the Fourth Proportional to 17,019.40, 25,530.33 and 4,539.36

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Solution

The fourth proportional to 17,019.40, 25,530.33 and 4,539.36 is: 6,809.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.40 : 25,530.33 = 4,539.36 : x
  2. Step 2: Convert to fraction form
    17,019.40/25,530.33 = 4,539.36/x
  3. Step 3: Cross multiply
    17,019.40x = 25,530.33 × 4,539.36
  4. Step 4: Simplify right side
    17,019.40x = 115,891,358.79
  5. Step 5: Solve for x
    x = 115,891,358.79/17,019.40
  6. Step 6: Final answer
    x = 6,809.37

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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.