Home / 14,250.44-21,368.93-8,329.02

Finding the Fourth Proportional to 14,250.44, 21,368.93 and 8,329.02

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Solution

The fourth proportional to 14,250.44, 21,368.93 and 8,329.02 is: 12,489.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.44 : 21,368.93 = 8,329.02 : x
  2. Step 2: Convert to fraction form
    14,250.44/21,368.93 = 8,329.02/x
  3. Step 3: Cross multiply
    14,250.44x = 21,368.93 × 8,329.02
  4. Step 4: Simplify right side
    14,250.44x = 177,982,203.70
  5. Step 5: Solve for x
    x = 177,982,203.70/14,250.44
  6. Step 6: Final answer
    x = 12,489.60

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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.