Home / 29,309.82-40,443.21-16,559.61

Finding the Fourth Proportional to 29,309.82, 40,443.21 and 16,559.61

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Solution

The fourth proportional to 29,309.82, 40,443.21 and 16,559.61 is: 22,849.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.82 : 40,443.21 = 16,559.61 : x
  2. Step 2: Convert to fraction form
    29,309.82/40,443.21 = 16,559.61/x
  3. Step 3: Cross multiply
    29,309.82x = 40,443.21 × 16,559.61
  4. Step 4: Simplify right side
    29,309.82x = 669,723,784.75
  5. Step 5: Solve for x
    x = 669,723,784.75/29,309.82
  6. Step 6: Final answer
    x = 22,849.81

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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.