Home / 19,425.98-29,134.69-6,946.86

Finding the Fourth Proportional to 19,425.98, 29,134.69 and 6,946.86

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Solution

The fourth proportional to 19,425.98, 29,134.69 and 6,946.86 is: 10,418.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,425.98 : 29,134.69 = 6,946.86 : x
  2. Step 2: Convert to fraction form
    19,425.98/29,134.69 = 6,946.86/x
  3. Step 3: Cross multiply
    19,425.98x = 29,134.69 × 6,946.86
  4. Step 4: Simplify right side
    19,425.98x = 202,394,704.46
  5. Step 5: Solve for x
    x = 202,394,704.46/19,425.98
  6. Step 6: Final answer
    x = 10,418.77

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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.