Home / 19,573.82-29,360.59-4,782.61

Finding the Fourth Proportional to 19,573.82, 29,360.59 and 4,782.61

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Solution

The fourth proportional to 19,573.82, 29,360.59 and 4,782.61 is: 7,173.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.82 : 29,360.59 = 4,782.61 : x
  2. Step 2: Convert to fraction form
    19,573.82/29,360.59 = 4,782.61/x
  3. Step 3: Cross multiply
    19,573.82x = 29,360.59 × 4,782.61
  4. Step 4: Simplify right side
    19,573.82x = 140,420,276.08
  5. Step 5: Solve for x
    x = 140,420,276.08/19,573.82
  6. Step 6: Final answer
    x = 7,173.88

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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.