Home / 17,880.67-26,823.48-5,399.27

Finding the Fourth Proportional to 17,880.67, 26,823.48 and 5,399.27

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Solution

The fourth proportional to 17,880.67, 26,823.48 and 5,399.27 is: 8,099.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.67 : 26,823.48 = 5,399.27 : x
  2. Step 2: Convert to fraction form
    17,880.67/26,823.48 = 5,399.27/x
  3. Step 3: Cross multiply
    17,880.67x = 26,823.48 × 5,399.27
  4. Step 4: Simplify right side
    17,880.67x = 144,827,210.86
  5. Step 5: Solve for x
    x = 144,827,210.86/17,880.67
  6. Step 6: Final answer
    x = 8,099.65

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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.