Home / 41,148.92-61,676.70-18,916.36

Finding the Fourth Proportional to 41,148.92, 61,676.70 and 18,916.36

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Solution

The fourth proportional to 41,148.92, 61,676.70 and 18,916.36 is: 28,353.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,148.92 : 61,676.70 = 18,916.36 : x
  2. Step 2: Convert to fraction form
    41,148.92/61,676.70 = 18,916.36/x
  3. Step 3: Cross multiply
    41,148.92x = 61,676.70 × 18,916.36
  4. Step 4: Simplify right side
    41,148.92x = 1,166,698,660.81
  5. Step 5: Solve for x
    x = 1,166,698,660.81/41,148.92
  6. Step 6: Final answer
    x = 28,353.08

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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.