Home / 30,005.69-41,404.30-16,576.13

Finding the Fourth Proportional to 30,005.69, 41,404.30 and 16,576.13

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Solution

The fourth proportional to 30,005.69, 41,404.30 and 16,576.13 is: 22,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,005.69 : 41,404.30 = 16,576.13 : x
  2. Step 2: Convert to fraction form
    30,005.69/41,404.30 = 16,576.13/x
  3. Step 3: Cross multiply
    30,005.69x = 41,404.30 × 16,576.13
  4. Step 4: Simplify right side
    30,005.69x = 686,323,121.43
  5. Step 5: Solve for x
    x = 686,323,121.43/30,005.69
  6. Step 6: Final answer
    x = 22,873.10

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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.