Home / 29,090.66-40,145.36-16,344.09

Finding the Fourth Proportional to 29,090.66, 40,145.36 and 16,344.09

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Solution

The fourth proportional to 29,090.66, 40,145.36 and 16,344.09 is: 22,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.66 : 40,145.36 = 16,344.09 : x
  2. Step 2: Convert to fraction form
    29,090.66/40,145.36 = 16,344.09/x
  3. Step 3: Cross multiply
    29,090.66x = 40,145.36 × 16,344.09
  4. Step 4: Simplify right side
    29,090.66x = 656,139,295.20
  5. Step 5: Solve for x
    x = 656,139,295.20/29,090.66
  6. Step 6: Final answer
    x = 22,554.99

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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.