Home / 14,495.60-21,743.40-8,274.80

Finding the Fourth Proportional to 14,495.60, 21,743.40 and 8,274.80

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Solution

The fourth proportional to 14,495.60, 21,743.40 and 8,274.80 is: 12,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,495.60 : 21,743.40 = 8,274.80 : x
  2. Step 2: Convert to fraction form
    14,495.60/21,743.40 = 8,274.80/x
  3. Step 3: Cross multiply
    14,495.60x = 21,743.40 × 8,274.80
  4. Step 4: Simplify right side
    14,495.60x = 179,922,286.32
  5. Step 5: Solve for x
    x = 179,922,286.32/14,495.60
  6. Step 6: Final answer
    x = 12,412.20

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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.