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Finding the Fourth Proportional to 14,673.06, 21,993.03 and 7,282.80

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Solution

The fourth proportional to 14,673.06, 21,993.03 and 7,282.80 is: 10,915.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,673.06 : 21,993.03 = 7,282.80 : x
  2. Step 2: Convert to fraction form
    14,673.06/21,993.03 = 7,282.80/x
  3. Step 3: Cross multiply
    14,673.06x = 21,993.03 × 7,282.80
  4. Step 4: Simplify right side
    14,673.06x = 160,170,838.88
  5. Step 5: Solve for x
    x = 160,170,838.88/14,673.06
  6. Step 6: Final answer
    x = 10,915.98

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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.