Home / 30,674.04-42,329.97-17,245.32

Finding the Fourth Proportional to 30,674.04, 42,329.97 and 17,245.32

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Solution

The fourth proportional to 30,674.04, 42,329.97 and 17,245.32 is: 23,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,674.04 : 42,329.97 = 17,245.32 : x
  2. Step 2: Convert to fraction form
    30,674.04/42,329.97 = 17,245.32/x
  3. Step 3: Cross multiply
    30,674.04x = 42,329.97 × 17,245.32
  4. Step 4: Simplify right side
    30,674.04x = 729,993,878.24
  5. Step 5: Solve for x
    x = 729,993,878.24/30,674.04
  6. Step 6: Final answer
    x = 23,798.43

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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.