Home / 29,471.08-40,669.52-16,042.64

Finding the Fourth Proportional to 29,471.08, 40,669.52 and 16,042.64

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Solution

The fourth proportional to 29,471.08, 40,669.52 and 16,042.64 is: 22,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,471.08 : 40,669.52 = 16,042.64 : x
  2. Step 2: Convert to fraction form
    29,471.08/40,669.52 = 16,042.64/x
  3. Step 3: Cross multiply
    29,471.08x = 40,669.52 × 16,042.64
  4. Step 4: Simplify right side
    29,471.08x = 652,446,468.33
  5. Step 5: Solve for x
    x = 652,446,468.33/29,471.08
  6. Step 6: Final answer
    x = 22,138.53

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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.