Home / 29,399.30-40,559.56-16,649.54

Finding the Fourth Proportional to 29,399.30, 40,559.56 and 16,649.54

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Solution

The fourth proportional to 29,399.30, 40,559.56 and 16,649.54 is: 22,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,399.30 : 40,559.56 = 16,649.54 : x
  2. Step 2: Convert to fraction form
    29,399.30/40,559.56 = 16,649.54/x
  3. Step 3: Cross multiply
    29,399.30x = 40,559.56 × 16,649.54
  4. Step 4: Simplify right side
    29,399.30x = 675,298,016.60
  5. Step 5: Solve for x
    x = 675,298,016.60/29,399.30
  6. Step 6: Final answer
    x = 22,969.87

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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.