Home / 10,316.54-14,236.89-5,600.81

Finding the Fourth Proportional to 10,316.54, 14,236.89 and 5,600.81

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Solution

The fourth proportional to 10,316.54, 14,236.89 and 5,600.81 is: 7,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.54 : 14,236.89 = 5,600.81 : x
  2. Step 2: Convert to fraction form
    10,316.54/14,236.89 = 5,600.81/x
  3. Step 3: Cross multiply
    10,316.54x = 14,236.89 × 5,600.81
  4. Step 4: Simplify right side
    10,316.54x = 79,738,115.88
  5. Step 5: Solve for x
    x = 79,738,115.88/10,316.54
  6. Step 6: Final answer
    x = 7,729.15

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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.