Home / 13,954.74-19,257.53-7,667.11

Finding the Fourth Proportional to 13,954.74, 19,257.53 and 7,667.11

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Solution

The fourth proportional to 13,954.74, 19,257.53 and 7,667.11 is: 10,580.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.74 : 19,257.53 = 7,667.11 : x
  2. Step 2: Convert to fraction form
    13,954.74/19,257.53 = 7,667.11/x
  3. Step 3: Cross multiply
    13,954.74x = 19,257.53 × 7,667.11
  4. Step 4: Simplify right side
    13,954.74x = 147,649,644.08
  5. Step 5: Solve for x
    x = 147,649,644.08/13,954.74
  6. Step 6: Final answer
    x = 10,580.61

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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.