Home / 27,455.96-37,890.38-16,699.37

Finding the Fourth Proportional to 27,455.96, 37,890.38 and 16,699.37

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Solution

The fourth proportional to 27,455.96, 37,890.38 and 16,699.37 is: 23,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.96 : 37,890.38 = 16,699.37 : x
  2. Step 2: Convert to fraction form
    27,455.96/37,890.38 = 16,699.37/x
  3. Step 3: Cross multiply
    27,455.96x = 37,890.38 × 16,699.37
  4. Step 4: Simplify right side
    27,455.96x = 632,745,327.36
  5. Step 5: Solve for x
    x = 632,745,327.36/27,455.96
  6. Step 6: Final answer
    x = 23,045.83

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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.