Home / 30,006.69-41,405.68-16,577.13

Finding the Fourth Proportional to 30,006.69, 41,405.68 and 16,577.13

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Solution

The fourth proportional to 30,006.69, 41,405.68 and 16,577.13 is: 22,874.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.69 : 41,405.68 = 16,577.13 : x
  2. Step 2: Convert to fraction form
    30,006.69/41,405.68 = 16,577.13/x
  3. Step 3: Cross multiply
    30,006.69x = 41,405.68 × 16,577.13
  4. Step 4: Simplify right side
    30,006.69x = 686,387,340.10
  5. Step 5: Solve for x
    x = 686,387,340.10/30,006.69
  6. Step 6: Final answer
    x = 22,874.48

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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.