Home / 29,519.12-40,735.20-16,090.09

Finding the Fourth Proportional to 29,519.12, 40,735.20 and 16,090.09

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Solution

The fourth proportional to 29,519.12, 40,735.20 and 16,090.09 is: 22,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,519.12 : 40,735.20 = 16,090.09 : x
  2. Step 2: Convert to fraction form
    29,519.12/40,735.20 = 16,090.09/x
  3. Step 3: Cross multiply
    29,519.12x = 40,735.20 × 16,090.09
  4. Step 4: Simplify right side
    29,519.12x = 655,433,034.17
  5. Step 5: Solve for x
    x = 655,433,034.17/29,519.12
  6. Step 6: Final answer
    x = 22,203.68

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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.