Home / 14,296.40-21,444.60-9,630.80

Finding the Fourth Proportional to 14,296.40, 21,444.60 and 9,630.80

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Solution

The fourth proportional to 14,296.40, 21,444.60 and 9,630.80 is: 14,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.40 : 21,444.60 = 9,630.80 : x
  2. Step 2: Convert to fraction form
    14,296.40/21,444.60 = 9,630.80/x
  3. Step 3: Cross multiply
    14,296.40x = 21,444.60 × 9,630.80
  4. Step 4: Simplify right side
    14,296.40x = 206,528,653.68
  5. Step 5: Solve for x
    x = 206,528,653.68/14,296.40
  6. Step 6: Final answer
    x = 14,446.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.