Home / 30,128.14-41,576.17-16,699.27

Finding the Fourth Proportional to 30,128.14, 41,576.17 and 16,699.27

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Solution

The fourth proportional to 30,128.14, 41,576.17 and 16,699.27 is: 23,044.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,128.14 : 41,576.17 = 16,699.27 : x
  2. Step 2: Convert to fraction form
    30,128.14/41,576.17 = 16,699.27/x
  3. Step 3: Cross multiply
    30,128.14x = 41,576.17 × 16,699.27
  4. Step 4: Simplify right side
    30,128.14x = 694,291,688.40
  5. Step 5: Solve for x
    x = 694,291,688.40/30,128.14
  6. Step 6: Final answer
    x = 23,044.63

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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.