Home / 13,171.14-19,734.77-9,267.35

Finding the Fourth Proportional to 13,171.14, 19,734.77 and 9,267.35

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Solution

The fourth proportional to 13,171.14, 19,734.77 and 9,267.35 is: 13,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,171.14 : 19,734.77 = 9,267.35 : x
  2. Step 2: Convert to fraction form
    13,171.14/19,734.77 = 9,267.35/x
  3. Step 3: Cross multiply
    13,171.14x = 19,734.77 × 9,267.35
  4. Step 4: Simplify right side
    13,171.14x = 182,888,945.25
  5. Step 5: Solve for x
    x = 182,888,945.25/13,171.14
  6. Step 6: Final answer
    x = 13,885.58

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1.5x scale

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.