Home / 38,729.28-58,104-11,029.44

Finding the Fourth Proportional to 38,729.28, 58,104 and 11,029.44

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Solution

The fourth proportional to 38,729.28, 58,104 and 11,029.44 is: 16,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,729.28 : 58,104 = 11,029.44 : x
  2. Step 2: Convert to fraction form
    38,729.28/58,104 = 11,029.44/x
  3. Step 3: Cross multiply
    38,729.28x = 58,104 × 11,029.44
  4. Step 4: Simplify right side
    38,729.28x = 640,854,581.76
  5. Step 5: Solve for x
    x = 640,854,581.76/38,729.28
  6. Step 6: Final answer
    x = 16,547.03

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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.