Home / 29,672.26-40,945.74-16,243.66

Finding the Fourth Proportional to 29,672.26, 40,945.74 and 16,243.66

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Solution

The fourth proportional to 29,672.26, 40,945.74 and 16,243.66 is: 22,415.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,672.26 : 40,945.74 = 16,243.66 : x
  2. Step 2: Convert to fraction form
    29,672.26/40,945.74 = 16,243.66/x
  3. Step 3: Cross multiply
    29,672.26x = 40,945.74 × 16,243.66
  4. Step 4: Simplify right side
    29,672.26x = 665,108,679.01
  5. Step 5: Solve for x
    x = 665,108,679.01/29,672.26
  6. Step 6: Final answer
    x = 22,415.17

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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.