Home / 14,918.40-22,375.60-7,132.64

Finding the Fourth Proportional to 14,918.40, 22,375.60 and 7,132.64

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Solution

The fourth proportional to 14,918.40, 22,375.60 and 7,132.64 is: 10,698.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918.40 : 22,375.60 = 7,132.64 : x
  2. Step 2: Convert to fraction form
    14,918.40/22,375.60 = 7,132.64/x
  3. Step 3: Cross multiply
    14,918.40x = 22,375.60 × 7,132.64
  4. Step 4: Simplify right side
    14,918.40x = 159,597,099.58
  5. Step 5: Solve for x
    x = 159,597,099.58/14,918.40
  6. Step 6: Final answer
    x = 10,698.00

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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.