Home / 29,090.49-40,145.04-16,344.21

Finding the Fourth Proportional to 29,090.49, 40,145.04 and 16,344.21

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Solution

The fourth proportional to 29,090.49, 40,145.04 and 16,344.21 is: 22,555.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.49 : 40,145.04 = 16,344.21 : x
  2. Step 2: Convert to fraction form
    29,090.49/40,145.04 = 16,344.21/x
  3. Step 3: Cross multiply
    29,090.49x = 40,145.04 × 16,344.21
  4. Step 4: Simplify right side
    29,090.49x = 656,138,964.22
  5. Step 5: Solve for x
    x = 656,138,964.22/29,090.49
  6. Step 6: Final answer
    x = 22,555.10

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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.