Home / 16,963.77-25,427.03-7,109.31

Finding the Fourth Proportional to 16,963.77, 25,427.03 and 7,109.31

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Solution

The fourth proportional to 16,963.77, 25,427.03 and 7,109.31 is: 10,656.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.77 : 25,427.03 = 7,109.31 : x
  2. Step 2: Convert to fraction form
    16,963.77/25,427.03 = 7,109.31/x
  3. Step 3: Cross multiply
    16,963.77x = 25,427.03 × 7,109.31
  4. Step 4: Simplify right side
    16,963.77x = 180,768,603.10
  5. Step 5: Solve for x
    x = 180,768,603.10/16,963.77
  6. Step 6: Final answer
    x = 10,656.16

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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.