Home / 34,961.55-48,227.99-20,811.66

Finding the Fourth Proportional to 34,961.55, 48,227.99 and 20,811.66

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Solution

The fourth proportional to 34,961.55, 48,227.99 and 20,811.66 is: 28,708.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,961.55 : 48,227.99 = 20,811.66 : x
  2. Step 2: Convert to fraction form
    34,961.55/48,227.99 = 20,811.66/x
  3. Step 3: Cross multiply
    34,961.55x = 48,227.99 × 20,811.66
  4. Step 4: Simplify right side
    34,961.55x = 1,003,704,426.31
  5. Step 5: Solve for x
    x = 1,003,704,426.31/34,961.55
  6. Step 6: Final answer
    x = 28,708.81

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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.