Home / 41,230.81-61,848.78-11,650.92

Finding the Fourth Proportional to 41,230.81, 61,848.78 and 11,650.92

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Solution

The fourth proportional to 41,230.81, 61,848.78 and 11,650.92 is: 17,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,230.81 : 61,848.78 = 11,650.92 : x
  2. Step 2: Convert to fraction form
    41,230.81/61,848.78 = 11,650.92/x
  3. Step 3: Cross multiply
    41,230.81x = 61,848.78 × 11,650.92
  4. Step 4: Simplify right side
    41,230.81x = 720,595,187.88
  5. Step 5: Solve for x
    x = 720,595,187.88/41,230.81
  6. Step 6: Final answer
    x = 17,477.10

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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.