Home / 30,007.52-41,408.94-16,578.89

Finding the Fourth Proportional to 30,007.52, 41,408.94 and 16,578.89

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Solution

The fourth proportional to 30,007.52, 41,408.94 and 16,578.89 is: 22,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.52 : 41,408.94 = 16,578.89 : x
  2. Step 2: Convert to fraction form
    30,007.52/41,408.94 = 16,578.89/x
  3. Step 3: Cross multiply
    30,007.52x = 41,408.94 × 16,578.89
  4. Step 4: Simplify right side
    30,007.52x = 686,514,261.28
  5. Step 5: Solve for x
    x = 686,514,261.28/30,007.52
  6. Step 6: Final answer
    x = 22,878.07

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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.