Home / 45,450.39-68,189.48-23,279.45

Finding the Fourth Proportional to 45,450.39, 68,189.48 and 23,279.45

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Solution

The fourth proportional to 45,450.39, 68,189.48 and 23,279.45 is: 34,926.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,450.39 : 68,189.48 = 23,279.45 : x
  2. Step 2: Convert to fraction form
    45,450.39/68,189.48 = 23,279.45/x
  3. Step 3: Cross multiply
    45,450.39x = 68,189.48 × 23,279.45
  4. Step 4: Simplify right side
    45,450.39x = 1,587,413,132.84
  5. Step 5: Solve for x
    x = 1,587,413,132.84/45,450.39
  6. Step 6: Final answer
    x = 34,926.28

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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.