Home / 11,022.23-15,203.13-7,041.58

Finding the Fourth Proportional to 11,022.23, 15,203.13 and 7,041.58

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Solution

The fourth proportional to 11,022.23, 15,203.13 and 7,041.58 is: 9,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,022.23 : 15,203.13 = 7,041.58 : x
  2. Step 2: Convert to fraction form
    11,022.23/15,203.13 = 7,041.58/x
  3. Step 3: Cross multiply
    11,022.23x = 15,203.13 × 7,041.58
  4. Step 4: Simplify right side
    11,022.23x = 107,054,056.15
  5. Step 5: Solve for x
    x = 107,054,056.15/11,022.23
  6. Step 6: Final answer
    x = 9,712.56

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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.