Home / 29,665.80-40,942.44-17,729.04

Finding the Fourth Proportional to 29,665.80, 40,942.44 and 17,729.04

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Solution

The fourth proportional to 29,665.80, 40,942.44 and 17,729.04 is: 24,468.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,665.80 : 40,942.44 = 17,729.04 : x
  2. Step 2: Convert to fraction form
    29,665.80/40,942.44 = 17,729.04/x
  3. Step 3: Cross multiply
    29,665.80x = 40,942.44 × 17,729.04
  4. Step 4: Simplify right side
    29,665.80x = 725,870,156.46
  5. Step 5: Solve for x
    x = 725,870,156.46/29,665.80
  6. Step 6: Final answer
    x = 24,468.25

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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.