Home / 29,458.08-40,652.64-16,029.60

Finding the Fourth Proportional to 29,458.08, 40,652.64 and 16,029.60

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Solution

The fourth proportional to 29,458.08, 40,652.64 and 16,029.60 is: 22,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,458.08 : 40,652.64 = 16,029.60 : x
  2. Step 2: Convert to fraction form
    29,458.08/40,652.64 = 16,029.60/x
  3. Step 3: Cross multiply
    29,458.08x = 40,652.64 × 16,029.60
  4. Step 4: Simplify right side
    29,458.08x = 651,645,558.14
  5. Step 5: Solve for x
    x = 651,645,558.14/29,458.08
  6. Step 6: Final answer
    x = 22,121.11

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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.