Home / 17,221.56-25,823.36-6,126.63

Finding the Fourth Proportional to 17,221.56, 25,823.36 and 6,126.63

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Solution

The fourth proportional to 17,221.56, 25,823.36 and 6,126.63 is: 9,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.56 : 25,823.36 = 6,126.63 : x
  2. Step 2: Convert to fraction form
    17,221.56/25,823.36 = 6,126.63/x
  3. Step 3: Cross multiply
    17,221.56x = 25,823.36 × 6,126.63
  4. Step 4: Simplify right side
    17,221.56x = 158,210,141.44
  5. Step 5: Solve for x
    x = 158,210,141.44/17,221.56
  6. Step 6: Final answer
    x = 9,186.75

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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.