Home / 25,007.58-37,511.37-12,542.90

Finding the Fourth Proportional to 25,007.58, 37,511.37 and 12,542.90

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Solution

The fourth proportional to 25,007.58, 37,511.37 and 12,542.90 is: 18,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,007.58 : 37,511.37 = 12,542.90 : x
  2. Step 2: Convert to fraction form
    25,007.58/37,511.37 = 12,542.90/x
  3. Step 3: Cross multiply
    25,007.58x = 37,511.37 × 12,542.90
  4. Step 4: Simplify right side
    25,007.58x = 470,501,175.22
  5. Step 5: Solve for x
    x = 470,501,175.22/25,007.58
  6. Step 6: Final answer
    x = 18,814.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.