Home / 34,653.76-51,985.42-12,463

Finding the Fourth Proportional to 34,653.76, 51,985.42 and 12,463

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Solution

The fourth proportional to 34,653.76, 51,985.42 and 12,463 is: 18,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.76 : 51,985.42 = 12,463 : x
  2. Step 2: Convert to fraction form
    34,653.76/51,985.42 = 12,463/x
  3. Step 3: Cross multiply
    34,653.76x = 51,985.42 × 12,463
  4. Step 4: Simplify right side
    34,653.76x = 647,894,289.46
  5. Step 5: Solve for x
    x = 647,894,289.46/34,653.76
  6. Step 6: Final answer
    x = 18,696.22

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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.