Home / 29,126.74-40,196.38-17,189.82

Finding the Fourth Proportional to 29,126.74, 40,196.38 and 17,189.82

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Solution

The fourth proportional to 29,126.74, 40,196.38 and 17,189.82 is: 23,722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.74 : 40,196.38 = 17,189.82 : x
  2. Step 2: Convert to fraction form
    29,126.74/40,196.38 = 17,189.82/x
  3. Step 3: Cross multiply
    29,126.74x = 40,196.38 × 17,189.82
  4. Step 4: Simplify right side
    29,126.74x = 690,968,477.76
  5. Step 5: Solve for x
    x = 690,968,477.76/29,126.74
  6. Step 6: Final answer
    x = 23,722.82

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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.