Home / 45,487.34-68,198.71-17,383.70

Finding the Fourth Proportional to 45,487.34, 68,198.71 and 17,383.70

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Solution

The fourth proportional to 45,487.34, 68,198.71 and 17,383.70 is: 26,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,487.34 : 68,198.71 = 17,383.70 : x
  2. Step 2: Convert to fraction form
    45,487.34/68,198.71 = 17,383.70/x
  3. Step 3: Cross multiply
    45,487.34x = 68,198.71 × 17,383.70
  4. Step 4: Simplify right side
    45,487.34x = 1,185,546,127.90
  5. Step 5: Solve for x
    x = 1,185,546,127.90/45,487.34
  6. Step 6: Final answer
    x = 26,063.21

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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.