Home / 19,677.85-29,520.53-6,354.41

Finding the Fourth Proportional to 19,677.85, 29,520.53 and 6,354.41

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Solution

The fourth proportional to 19,677.85, 29,520.53 and 6,354.41 is: 9,532.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.85 : 29,520.53 = 6,354.41 : x
  2. Step 2: Convert to fraction form
    19,677.85/29,520.53 = 6,354.41/x
  3. Step 3: Cross multiply
    19,677.85x = 29,520.53 × 6,354.41
  4. Step 4: Simplify right side
    19,677.85x = 187,585,551.04
  5. Step 5: Solve for x
    x = 187,585,551.04/19,677.85
  6. Step 6: Final answer
    x = 9,532.83

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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.