Home / 13,026-19,539.54-3,792

Finding the Fourth Proportional to 13,026, 19,539.54 and 3,792

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Solution

The fourth proportional to 13,026, 19,539.54 and 3,792 is: 5,688.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026 : 19,539.54 = 3,792 : x
  2. Step 2: Convert to fraction form
    13,026/19,539.54 = 3,792/x
  3. Step 3: Cross multiply
    13,026x = 19,539.54 × 3,792
  4. Step 4: Simplify right side
    13,026x = 74,093,935.68
  5. Step 5: Solve for x
    x = 74,093,935.68/13,026
  6. Step 6: Final answer
    x = 5,688.16

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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.