Home / 14,141.06-21,211.56-3,611.07

Finding the Fourth Proportional to 14,141.06, 21,211.56 and 3,611.07

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Solution

The fourth proportional to 14,141.06, 21,211.56 and 3,611.07 is: 5,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,141.06 : 21,211.56 = 3,611.07 : x
  2. Step 2: Convert to fraction form
    14,141.06/21,211.56 = 3,611.07/x
  3. Step 3: Cross multiply
    14,141.06x = 21,211.56 × 3,611.07
  4. Step 4: Simplify right side
    14,141.06x = 76,596,427.97
  5. Step 5: Solve for x
    x = 76,596,427.97/14,141.06
  6. Step 6: Final answer
    x = 5,416.60

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1.5x scale

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.