Home / 41,814-62,742.51-27,783.72

Finding the Fourth Proportional to 41,814, 62,742.51 and 27,783.72

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Solution

The fourth proportional to 41,814, 62,742.51 and 27,783.72 is: 41,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,814 : 62,742.51 = 27,783.72 : x
  2. Step 2: Convert to fraction form
    41,814/62,742.51 = 27,783.72/x
  3. Step 3: Cross multiply
    41,814x = 62,742.51 × 27,783.72
  4. Step 4: Simplify right side
    41,814x = 1,743,220,329.94
  5. Step 5: Solve for x
    x = 1,743,220,329.94/41,814
  6. Step 6: Final answer
    x = 41,689.87

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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.