Home / 45,458.36-68,198.28-14,293.62

Finding the Fourth Proportional to 45,458.36, 68,198.28 and 14,293.62

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Solution

The fourth proportional to 45,458.36, 68,198.28 and 14,293.62 is: 21,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,458.36 : 68,198.28 = 14,293.62 : x
  2. Step 2: Convert to fraction form
    45,458.36/68,198.28 = 14,293.62/x
  3. Step 3: Cross multiply
    45,458.36x = 68,198.28 × 14,293.62
  4. Step 4: Simplify right side
    45,458.36x = 974,800,298.97
  5. Step 5: Solve for x
    x = 974,800,298.97/45,458.36
  6. Step 6: Final answer
    x = 21,443.81

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1.5x scale

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.