Home / 19,351.04-29,028.09-8,257.82

Finding the Fourth Proportional to 19,351.04, 29,028.09 and 8,257.82

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Solution

The fourth proportional to 19,351.04, 29,028.09 and 8,257.82 is: 12,387.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.04 : 29,028.09 = 8,257.82 : x
  2. Step 2: Convert to fraction form
    19,351.04/29,028.09 = 8,257.82/x
  3. Step 3: Cross multiply
    19,351.04x = 29,028.09 × 8,257.82
  4. Step 4: Simplify right side
    19,351.04x = 239,708,597.02
  5. Step 5: Solve for x
    x = 239,708,597.02/19,351.04
  6. Step 6: Final answer
    x = 12,387.38

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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.