Home / 41,148.74-61,676.52-18,916.22

Finding the Fourth Proportional to 41,148.74, 61,676.52 and 18,916.22

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Solution

The fourth proportional to 41,148.74, 61,676.52 and 18,916.22 is: 28,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,148.74 : 61,676.52 = 18,916.22 : x
  2. Step 2: Convert to fraction form
    41,148.74/61,676.52 = 18,916.22/x
  3. Step 3: Cross multiply
    41,148.74x = 61,676.52 × 18,916.22
  4. Step 4: Simplify right side
    41,148.74x = 1,166,686,621.15
  5. Step 5: Solve for x
    x = 1,166,686,621.15/41,148.74
  6. Step 6: Final answer
    x = 28,352.91

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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.