Home / 13,956.75-19,260.33-7,669.17

Finding the Fourth Proportional to 13,956.75, 19,260.33 and 7,669.17

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Solution

The fourth proportional to 13,956.75, 19,260.33 and 7,669.17 is: 10,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.75 : 19,260.33 = 7,669.17 : x
  2. Step 2: Convert to fraction form
    13,956.75/19,260.33 = 7,669.17/x
  3. Step 3: Cross multiply
    13,956.75x = 19,260.33 × 7,669.17
  4. Step 4: Simplify right side
    13,956.75x = 147,710,706.68
  5. Step 5: Solve for x
    x = 147,710,706.68/13,956.75
  6. Step 6: Final answer
    x = 10,583.46

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1.5x scale

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.