Home / 17,406.38-26,109.56-16,662.80

Finding the Fourth Proportional to 17,406.38, 26,109.56 and 16,662.80

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Solution

The fourth proportional to 17,406.38, 26,109.56 and 16,662.80 is: 24,994.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,406.38 : 26,109.56 = 16,662.80 : x
  2. Step 2: Convert to fraction form
    17,406.38/26,109.56 = 16,662.80/x
  3. Step 3: Cross multiply
    17,406.38x = 26,109.56 × 16,662.80
  4. Step 4: Simplify right side
    17,406.38x = 435,058,376.37
  5. Step 5: Solve for x
    x = 435,058,376.37/17,406.38
  6. Step 6: Final answer
    x = 24,994.19

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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.