Home / 17,173.82-23,700.40-9,620.13

Finding the Fourth Proportional to 17,173.82, 23,700.40 and 9,620.13

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Solution

The fourth proportional to 17,173.82, 23,700.40 and 9,620.13 is: 13,276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.82 : 23,700.40 = 9,620.13 : x
  2. Step 2: Convert to fraction form
    17,173.82/23,700.40 = 9,620.13/x
  3. Step 3: Cross multiply
    17,173.82x = 23,700.40 × 9,620.13
  4. Step 4: Simplify right side
    17,173.82x = 228,000,993.88
  5. Step 5: Solve for x
    x = 228,000,993.88/17,173.82
  6. Step 6: Final answer
    x = 13,276.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.