Home / 45,319.85-67,969.49-17,229.91

Finding the Fourth Proportional to 45,319.85, 67,969.49 and 17,229.91

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Solution

The fourth proportional to 45,319.85, 67,969.49 and 17,229.91 is: 25,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,319.85 : 67,969.49 = 17,229.91 : x
  2. Step 2: Convert to fraction form
    45,319.85/67,969.49 = 17,229.91/x
  3. Step 3: Cross multiply
    45,319.85x = 67,969.49 × 17,229.91
  4. Step 4: Simplify right side
    45,319.85x = 1,171,108,068.60
  5. Step 5: Solve for x
    x = 1,171,108,068.60/45,319.85
  6. Step 6: Final answer
    x = 25,840.95

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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.