Home / 30,249.04-41,743.88-17,671.28

Finding the Fourth Proportional to 30,249.04, 41,743.88 and 17,671.28

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Solution

The fourth proportional to 30,249.04, 41,743.88 and 17,671.28 is: 24,386.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,249.04 : 41,743.88 = 17,671.28 : x
  2. Step 2: Convert to fraction form
    30,249.04/41,743.88 = 17,671.28/x
  3. Step 3: Cross multiply
    30,249.04x = 41,743.88 × 17,671.28
  4. Step 4: Simplify right side
    30,249.04x = 737,667,791.77
  5. Step 5: Solve for x
    x = 737,667,791.77/30,249.04
  6. Step 6: Final answer
    x = 24,386.49

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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.