Home / 17,322.45-25,977.60-8,999.70

Finding the Fourth Proportional to 17,322.45, 25,977.60 and 8,999.70

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Solution

The fourth proportional to 17,322.45, 25,977.60 and 8,999.70 is: 13,496.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322.45 : 25,977.60 = 8,999.70 : x
  2. Step 2: Convert to fraction form
    17,322.45/25,977.60 = 8,999.70/x
  3. Step 3: Cross multiply
    17,322.45x = 25,977.60 × 8,999.70
  4. Step 4: Simplify right side
    17,322.45x = 233,790,606.72
  5. Step 5: Solve for x
    x = 233,790,606.72/17,322.45
  6. Step 6: Final answer
    x = 13,496.39

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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.