Home / 14,080.06-19,430.37-7,792.78

Finding the Fourth Proportional to 14,080.06, 19,430.37 and 7,792.78

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Solution

The fourth proportional to 14,080.06, 19,430.37 and 7,792.78 is: 10,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,080.06 : 19,430.37 = 7,792.78 : x
  2. Step 2: Convert to fraction form
    14,080.06/19,430.37 = 7,792.78/x
  3. Step 3: Cross multiply
    14,080.06x = 19,430.37 × 7,792.78
  4. Step 4: Simplify right side
    14,080.06x = 151,416,598.73
  5. Step 5: Solve for x
    x = 151,416,598.73/14,080.06
  6. Step 6: Final answer
    x = 10,753.97

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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.