Home / 45,010.45-67,523.87-15,431.27

Finding the Fourth Proportional to 45,010.45, 67,523.87 and 15,431.27

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Solution

The fourth proportional to 45,010.45, 67,523.87 and 15,431.27 is: 23,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,010.45 : 67,523.87 = 15,431.27 : x
  2. Step 2: Convert to fraction form
    45,010.45/67,523.87 = 15,431.27/x
  3. Step 3: Cross multiply
    45,010.45x = 67,523.87 × 15,431.27
  4. Step 4: Simplify right side
    45,010.45x = 1,041,979,069.41
  5. Step 5: Solve for x
    x = 1,041,979,069.41/45,010.45
  6. Step 6: Final answer
    x = 23,149.72

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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.