Home / 25,313.82-37,976.10-8,669.39

Finding the Fourth Proportional to 25,313.82, 37,976.10 and 8,669.39

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Solution

The fourth proportional to 25,313.82, 37,976.10 and 8,669.39 is: 13,005.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.82 : 37,976.10 = 8,669.39 : x
  2. Step 2: Convert to fraction form
    25,313.82/37,976.10 = 8,669.39/x
  3. Step 3: Cross multiply
    25,313.82x = 37,976.10 × 8,669.39
  4. Step 4: Simplify right side
    25,313.82x = 329,229,431.70
  5. Step 5: Solve for x
    x = 329,229,431.70/25,313.82
  6. Step 6: Final answer
    x = 13,005.92

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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.