Home / 45,687.84-68,533.92-14,523.36

Finding the Fourth Proportional to 45,687.84, 68,533.92 and 14,523.36

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Solution

The fourth proportional to 45,687.84, 68,533.92 and 14,523.36 is: 21,785.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,687.84 : 68,533.92 = 14,523.36 : x
  2. Step 2: Convert to fraction form
    45,687.84/68,533.92 = 14,523.36/x
  3. Step 3: Cross multiply
    45,687.84x = 68,533.92 × 14,523.36
  4. Step 4: Simplify right side
    45,687.84x = 995,342,792.37
  5. Step 5: Solve for x
    x = 995,342,792.37/45,687.84
  6. Step 6: Final answer
    x = 21,785.73

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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.