Home / 18,358.29-25,323.17-16,006.05

Finding the Fourth Proportional to 18,358.29, 25,323.17 and 16,006.05

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Solution

The fourth proportional to 18,358.29, 25,323.17 and 16,006.05 is: 22,078.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358.29 : 25,323.17 = 16,006.05 : x
  2. Step 2: Convert to fraction form
    18,358.29/25,323.17 = 16,006.05/x
  3. Step 3: Cross multiply
    18,358.29x = 25,323.17 × 16,006.05
  4. Step 4: Simplify right side
    18,358.29x = 405,323,845.15
  5. Step 5: Solve for x
    x = 405,323,845.15/18,358.29
  6. Step 6: Final answer
    x = 22,078.52

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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.