Home / 30,851.27-46,285.10-9,791.88

Finding the Fourth Proportional to 30,851.27, 46,285.10 and 9,791.88

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Solution

The fourth proportional to 30,851.27, 46,285.10 and 9,791.88 is: 14,690.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,851.27 : 46,285.10 = 9,791.88 : x
  2. Step 2: Convert to fraction form
    30,851.27/46,285.10 = 9,791.88/x
  3. Step 3: Cross multiply
    30,851.27x = 46,285.10 × 9,791.88
  4. Step 4: Simplify right side
    30,851.27x = 453,218,144.99
  5. Step 5: Solve for x
    x = 453,218,144.99/30,851.27
  6. Step 6: Final answer
    x = 14,690.42

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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.