Home / 41,078.66-56,688.53-22,215.78

Finding the Fourth Proportional to 41,078.66, 56,688.53 and 22,215.78

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Solution

The fourth proportional to 41,078.66, 56,688.53 and 22,215.78 is: 30,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,078.66 : 56,688.53 = 22,215.78 : x
  2. Step 2: Convert to fraction form
    41,078.66/56,688.53 = 22,215.78/x
  3. Step 3: Cross multiply
    41,078.66x = 56,688.53 × 22,215.78
  4. Step 4: Simplify right side
    41,078.66x = 1,259,379,799.92
  5. Step 5: Solve for x
    x = 1,259,379,799.92/41,078.66
  6. Step 6: Final answer
    x = 30,657.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.