Home / 13,956.50-19,260.10-7,669.02

Finding the Fourth Proportional to 13,956.50, 19,260.10 and 7,669.02

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Solution

The fourth proportional to 13,956.50, 19,260.10 and 7,669.02 is: 10,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.50 : 19,260.10 = 7,669.02 : x
  2. Step 2: Convert to fraction form
    13,956.50/19,260.10 = 7,669.02/x
  3. Step 3: Cross multiply
    13,956.50x = 19,260.10 × 7,669.02
  4. Step 4: Simplify right side
    13,956.50x = 147,706,092.10
  5. Step 5: Solve for x
    x = 147,706,092.10/13,956.50
  6. Step 6: Final answer
    x = 10,583.32

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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.