Home / 29,080.12-40,135.62-16,504.60

Finding the Fourth Proportional to 29,080.12, 40,135.62 and 16,504.60

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Solution

The fourth proportional to 29,080.12, 40,135.62 and 16,504.60 is: 22,779.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,080.12 : 40,135.62 = 16,504.60 : x
  2. Step 2: Convert to fraction form
    29,080.12/40,135.62 = 16,504.60/x
  3. Step 3: Cross multiply
    29,080.12x = 40,135.62 × 16,504.60
  4. Step 4: Simplify right side
    29,080.12x = 662,422,353.85
  5. Step 5: Solve for x
    x = 662,422,353.85/29,080.12
  6. Step 6: Final answer
    x = 22,779.22

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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.