Home / 17,739.80-26,609.70-14,629.40

Finding the Fourth Proportional to 17,739.80, 26,609.70 and 14,629.40

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Solution

The fourth proportional to 17,739.80, 26,609.70 and 14,629.40 is: 21,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.80 : 26,609.70 = 14,629.40 : x
  2. Step 2: Convert to fraction form
    17,739.80/26,609.70 = 14,629.40/x
  3. Step 3: Cross multiply
    17,739.80x = 26,609.70 × 14,629.40
  4. Step 4: Simplify right side
    17,739.80x = 389,283,945.18
  5. Step 5: Solve for x
    x = 389,283,945.18/17,739.80
  6. Step 6: Final answer
    x = 21,944.10

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Similar ratio
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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.