Home / 10,219.42-14,101.86-5,743.36

Finding the Fourth Proportional to 10,219.42, 14,101.86 and 5,743.36

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Solution

The fourth proportional to 10,219.42, 14,101.86 and 5,743.36 is: 7,925.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.42 : 14,101.86 = 5,743.36 : x
  2. Step 2: Convert to fraction form
    10,219.42/14,101.86 = 5,743.36/x
  3. Step 3: Cross multiply
    10,219.42x = 14,101.86 × 5,743.36
  4. Step 4: Simplify right side
    10,219.42x = 80,992,058.65
  5. Step 5: Solve for x
    x = 80,992,058.65/10,219.42
  6. Step 6: Final answer
    x = 7,925.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.