Home / 17,845.90-24,632.40-10,772.80

Finding the Fourth Proportional to 17,845.90, 24,632.40 and 10,772.80

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Solution

The fourth proportional to 17,845.90, 24,632.40 and 10,772.80 is: 14,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.90 : 24,632.40 = 10,772.80 : x
  2. Step 2: Convert to fraction form
    17,845.90/24,632.40 = 10,772.80/x
  3. Step 3: Cross multiply
    17,845.90x = 24,632.40 × 10,772.80
  4. Step 4: Simplify right side
    17,845.90x = 265,359,918.72
  5. Step 5: Solve for x
    x = 265,359,918.72/17,845.90
  6. Step 6: Final answer
    x = 14,869.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.