Home / 23,058.08-31,791.04-15,087.68

Finding the Fourth Proportional to 23,058.08, 31,791.04 and 15,087.68

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Solution

The fourth proportional to 23,058.08, 31,791.04 and 15,087.68 is: 20,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,058.08 : 31,791.04 = 15,087.68 : x
  2. Step 2: Convert to fraction form
    23,058.08/31,791.04 = 15,087.68/x
  3. Step 3: Cross multiply
    23,058.08x = 31,791.04 × 15,087.68
  4. Step 4: Simplify right side
    23,058.08x = 479,653,038.39
  5. Step 5: Solve for x
    x = 479,653,038.39/23,058.08
  6. Step 6: Final answer
    x = 20,801.95

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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.