Home / 27,487.55-37,932.30-16,876.96

Finding the Fourth Proportional to 27,487.55, 37,932.30 and 16,876.96

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Solution

The fourth proportional to 27,487.55, 37,932.30 and 16,876.96 is: 23,289.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,487.55 : 37,932.30 = 16,876.96 : x
  2. Step 2: Convert to fraction form
    27,487.55/37,932.30 = 16,876.96/x
  3. Step 3: Cross multiply
    27,487.55x = 37,932.30 × 16,876.96
  4. Step 4: Simplify right side
    27,487.55x = 640,181,814.98
  5. Step 5: Solve for x
    x = 640,181,814.98/27,487.55
  6. Step 6: Final answer
    x = 23,289.88

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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.