Home / 45,344.80-68,007.36-14,176

Finding the Fourth Proportional to 45,344.80, 68,007.36 and 14,176

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Solution

The fourth proportional to 45,344.80, 68,007.36 and 14,176 is: 21,260.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,344.80 : 68,007.36 = 14,176 : x
  2. Step 2: Convert to fraction form
    45,344.80/68,007.36 = 14,176/x
  3. Step 3: Cross multiply
    45,344.80x = 68,007.36 × 14,176
  4. Step 4: Simplify right side
    45,344.80x = 964,072,335.36
  5. Step 5: Solve for x
    x = 964,072,335.36/45,344.80
  6. Step 6: Final answer
    x = 21,260.92

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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.