Home / 14,634.40-21,951.60-9,968.80

Finding the Fourth Proportional to 14,634.40, 21,951.60 and 9,968.80

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Solution

The fourth proportional to 14,634.40, 21,951.60 and 9,968.80 is: 14,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634.40 : 21,951.60 = 9,968.80 : x
  2. Step 2: Convert to fraction form
    14,634.40/21,951.60 = 9,968.80/x
  3. Step 3: Cross multiply
    14,634.40x = 21,951.60 × 9,968.80
  4. Step 4: Simplify right side
    14,634.40x = 218,831,110.08
  5. Step 5: Solve for x
    x = 218,831,110.08/14,634.40
  6. Step 6: Final answer
    x = 14,953.20

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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.