Home / 45,410.44-68,071.48-21,711.82

Finding the Fourth Proportional to 45,410.44, 68,071.48 and 21,711.82

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Solution

The fourth proportional to 45,410.44, 68,071.48 and 21,711.82 is: 32,546.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,410.44 : 68,071.48 = 21,711.82 : x
  2. Step 2: Convert to fraction form
    45,410.44/68,071.48 = 21,711.82/x
  3. Step 3: Cross multiply
    45,410.44x = 68,071.48 × 21,711.82
  4. Step 4: Simplify right side
    45,410.44x = 1,477,955,784.99
  5. Step 5: Solve for x
    x = 1,477,955,784.99/45,410.44
  6. Step 6: Final answer
    x = 32,546.61

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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.