Home / 45,513.44-68,270.16-14,351.12

Finding the Fourth Proportional to 45,513.44, 68,270.16 and 14,351.12

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Solution

The fourth proportional to 45,513.44, 68,270.16 and 14,351.12 is: 21,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,513.44 : 68,270.16 = 14,351.12 : x
  2. Step 2: Convert to fraction form
    45,513.44/68,270.16 = 14,351.12/x
  3. Step 3: Cross multiply
    45,513.44x = 68,270.16 × 14,351.12
  4. Step 4: Simplify right side
    45,513.44x = 979,753,258.58
  5. Step 5: Solve for x
    x = 979,753,258.58/45,513.44
  6. Step 6: Final answer
    x = 21,526.68

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Similar ratio
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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.