Home / 13,148.58-19,723.06-4,383.50

Finding the Fourth Proportional to 13,148.58, 19,723.06 and 4,383.50

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Solution

The fourth proportional to 13,148.58, 19,723.06 and 4,383.50 is: 6,575.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,148.58 : 19,723.06 = 4,383.50 : x
  2. Step 2: Convert to fraction form
    13,148.58/19,723.06 = 4,383.50/x
  3. Step 3: Cross multiply
    13,148.58x = 19,723.06 × 4,383.50
  4. Step 4: Simplify right side
    13,148.58x = 86,456,033.51
  5. Step 5: Solve for x
    x = 86,456,033.51/13,148.58
  6. Step 6: Final answer
    x = 6,575.31

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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.