Home / 19,823.88-29,741.28-16,116.90

Finding the Fourth Proportional to 19,823.88, 29,741.28 and 16,116.90

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Solution

The fourth proportional to 19,823.88, 29,741.28 and 16,116.90 is: 24,179.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.88 : 29,741.28 = 16,116.90 : x
  2. Step 2: Convert to fraction form
    19,823.88/29,741.28 = 16,116.90/x
  3. Step 3: Cross multiply
    19,823.88x = 29,741.28 × 16,116.90
  4. Step 4: Simplify right side
    19,823.88x = 479,337,235.63
  5. Step 5: Solve for x
    x = 479,337,235.63/19,823.88
  6. Step 6: Final answer
    x = 24,179.79

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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.