Home / 19,529.88-29,291.22-5,486.46

Finding the Fourth Proportional to 19,529.88, 29,291.22 and 5,486.46

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Solution

The fourth proportional to 19,529.88, 29,291.22 and 5,486.46 is: 8,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.88 : 29,291.22 = 5,486.46 : x
  2. Step 2: Convert to fraction form
    19,529.88/29,291.22 = 5,486.46/x
  3. Step 3: Cross multiply
    19,529.88x = 29,291.22 × 5,486.46
  4. Step 4: Simplify right side
    19,529.88x = 160,705,106.88
  5. Step 5: Solve for x
    x = 160,705,106.88/19,529.88
  6. Step 6: Final answer
    x = 8,228.68

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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.