Home / 29,519.64-40,736.84-16,090.90

Finding the Fourth Proportional to 29,519.64, 40,736.84 and 16,090.90

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Solution

The fourth proportional to 29,519.64, 40,736.84 and 16,090.90 is: 22,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,519.64 : 40,736.84 = 16,090.90 : x
  2. Step 2: Convert to fraction form
    29,519.64/40,736.84 = 16,090.90/x
  3. Step 3: Cross multiply
    29,519.64x = 40,736.84 × 16,090.90
  4. Step 4: Simplify right side
    29,519.64x = 655,492,236.46
  5. Step 5: Solve for x
    x = 655,492,236.46/29,519.64
  6. Step 6: Final answer
    x = 22,205.29

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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.