Home / 13,956.94-19,260.57-7,669.31

Finding the Fourth Proportional to 13,956.94, 19,260.57 and 7,669.31

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Solution

The fourth proportional to 13,956.94, 19,260.57 and 7,669.31 is: 10,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.94 : 19,260.57 = 7,669.31 : x
  2. Step 2: Convert to fraction form
    13,956.94/19,260.57 = 7,669.31/x
  3. Step 3: Cross multiply
    13,956.94x = 19,260.57 × 7,669.31
  4. Step 4: Simplify right side
    13,956.94x = 147,715,282.11
  5. Step 5: Solve for x
    x = 147,715,282.11/13,956.94
  6. Step 6: Final answer
    x = 10,583.64

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Why These Related Problems?

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