Home / 41,119.56-61,638.21-18,948.96

Finding the Fourth Proportional to 41,119.56, 61,638.21 and 18,948.96

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Solution

The fourth proportional to 41,119.56, 61,638.21 and 18,948.96 is: 28,404.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,119.56 : 61,638.21 = 18,948.96 : x
  2. Step 2: Convert to fraction form
    41,119.56/61,638.21 = 18,948.96/x
  3. Step 3: Cross multiply
    41,119.56x = 61,638.21 × 18,948.96
  4. Step 4: Simplify right side
    41,119.56x = 1,167,979,975.76
  5. Step 5: Solve for x
    x = 1,167,979,975.76/41,119.56
  6. Step 6: Final answer
    x = 28,404.49

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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.