Home / 45,558.74-68,341.38-13,964.69

Finding the Fourth Proportional to 45,558.74, 68,341.38 and 13,964.69

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Solution

The fourth proportional to 45,558.74, 68,341.38 and 13,964.69 is: 20,948.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,558.74 : 68,341.38 = 13,964.69 : x
  2. Step 2: Convert to fraction form
    45,558.74/68,341.38 = 13,964.69/x
  3. Step 3: Cross multiply
    45,558.74x = 68,341.38 × 13,964.69
  4. Step 4: Simplify right side
    45,558.74x = 954,366,185.87
  5. Step 5: Solve for x
    x = 954,366,185.87/45,558.74
  6. Step 6: Final answer
    x = 20,948.04

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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.