Home / 11,425.43-17,140.71-4,029.95

Finding the Fourth Proportional to 11,425.43, 17,140.71 and 4,029.95

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Solution

The fourth proportional to 11,425.43, 17,140.71 and 4,029.95 is: 6,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.43 : 17,140.71 = 4,029.95 : x
  2. Step 2: Convert to fraction form
    11,425.43/17,140.71 = 4,029.95/x
  3. Step 3: Cross multiply
    11,425.43x = 17,140.71 × 4,029.95
  4. Step 4: Simplify right side
    11,425.43x = 69,076,294.37
  5. Step 5: Solve for x
    x = 69,076,294.37/11,425.43
  6. Step 6: Final answer
    x = 6,045.84

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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.