Home / 45,976.41-68,964.77-12,695.74

Finding the Fourth Proportional to 45,976.41, 68,964.77 and 12,695.74

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Solution

The fourth proportional to 45,976.41, 68,964.77 and 12,695.74 is: 19,043.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,976.41 : 68,964.77 = 12,695.74 : x
  2. Step 2: Convert to fraction form
    45,976.41/68,964.77 = 12,695.74/x
  3. Step 3: Cross multiply
    45,976.41x = 68,964.77 × 12,695.74
  4. Step 4: Simplify right side
    45,976.41x = 875,558,576.99
  5. Step 5: Solve for x
    x = 875,558,576.99/45,976.41
  6. Step 6: Final answer
    x = 19,043.65

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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.