Home / 47,782.81-71,684.94-16,191.04

Finding the Fourth Proportional to 47,782.81, 71,684.94 and 16,191.04

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Solution

The fourth proportional to 47,782.81, 71,684.94 and 16,191.04 is: 24,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,782.81 : 71,684.94 = 16,191.04 : x
  2. Step 2: Convert to fraction form
    47,782.81/71,684.94 = 16,191.04/x
  3. Step 3: Cross multiply
    47,782.81x = 71,684.94 × 16,191.04
  4. Step 4: Simplify right side
    47,782.81x = 1,160,653,730.94
  5. Step 5: Solve for x
    x = 1,160,653,730.94/47,782.81
  6. Step 6: Final answer
    x = 24,290.19

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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.