Home / 45,391.92-68,028.72-23,186.58

Finding the Fourth Proportional to 45,391.92, 68,028.72 and 23,186.58

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Solution

The fourth proportional to 45,391.92, 68,028.72 and 23,186.58 is: 34,749.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,391.92 : 68,028.72 = 23,186.58 : x
  2. Step 2: Convert to fraction form
    45,391.92/68,028.72 = 23,186.58/x
  3. Step 3: Cross multiply
    45,391.92x = 68,028.72 × 23,186.58
  4. Step 4: Simplify right side
    45,391.92x = 1,577,353,358.58
  5. Step 5: Solve for x
    x = 1,577,353,358.58/45,391.92
  6. Step 6: Final answer
    x = 34,749.65

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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.