Home / 40,764.57-61,155.54-12,683.94

Finding the Fourth Proportional to 40,764.57, 61,155.54 and 12,683.94

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Solution

The fourth proportional to 40,764.57, 61,155.54 and 12,683.94 is: 19,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,764.57 : 61,155.54 = 12,683.94 : x
  2. Step 2: Convert to fraction form
    40,764.57/61,155.54 = 12,683.94/x
  3. Step 3: Cross multiply
    40,764.57x = 61,155.54 × 12,683.94
  4. Step 4: Simplify right side
    40,764.57x = 775,693,200.03
  5. Step 5: Solve for x
    x = 775,693,200.03/40,764.57
  6. Step 6: Final answer
    x = 19,028.61

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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.