Home / 45,442.70-68,195.20-15,860.54

Finding the Fourth Proportional to 45,442.70, 68,195.20 and 15,860.54

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Solution

The fourth proportional to 45,442.70, 68,195.20 and 15,860.54 is: 23,801.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442.70 : 68,195.20 = 15,860.54 : x
  2. Step 2: Convert to fraction form
    45,442.70/68,195.20 = 15,860.54/x
  3. Step 3: Cross multiply
    45,442.70x = 68,195.20 × 15,860.54
  4. Step 4: Simplify right side
    45,442.70x = 1,081,612,526.92
  5. Step 5: Solve for x
    x = 1,081,612,526.92/45,442.70
  6. Step 6: Final answer
    x = 23,801.68

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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.