Home / 45,493.84-68,250.74-13,906.52

Finding the Fourth Proportional to 45,493.84, 68,250.74 and 13,906.52

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Solution

The fourth proportional to 45,493.84, 68,250.74 and 13,906.52 is: 20,862.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493.84 : 68,250.74 = 13,906.52 : x
  2. Step 2: Convert to fraction form
    45,493.84/68,250.74 = 13,906.52/x
  3. Step 3: Cross multiply
    45,493.84x = 68,250.74 × 13,906.52
  4. Step 4: Simplify right side
    45,493.84x = 949,130,280.82
  5. Step 5: Solve for x
    x = 949,130,280.82/45,493.84
  6. Step 6: Final answer
    x = 20,862.83

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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.