Home / 45,015.78-67,524.84-15,433.50

Finding the Fourth Proportional to 45,015.78, 67,524.84 and 15,433.50

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Solution

The fourth proportional to 45,015.78, 67,524.84 and 15,433.50 is: 23,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,015.78 : 67,524.84 = 15,433.50 : x
  2. Step 2: Convert to fraction form
    45,015.78/67,524.84 = 15,433.50/x
  3. Step 3: Cross multiply
    45,015.78x = 67,524.84 × 15,433.50
  4. Step 4: Simplify right side
    45,015.78x = 1,042,144,618.14
  5. Step 5: Solve for x
    x = 1,042,144,618.14/45,015.78
  6. Step 6: Final answer
    x = 23,150.65

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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.