Home / 27,519.75-37,980.50-16,341.75

Finding the Fourth Proportional to 27,519.75, 37,980.50 and 16,341.75

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Solution

The fourth proportional to 27,519.75, 37,980.50 and 16,341.75 is: 22,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,519.75 : 37,980.50 = 16,341.75 : x
  2. Step 2: Convert to fraction form
    27,519.75/37,980.50 = 16,341.75/x
  3. Step 3: Cross multiply
    27,519.75x = 37,980.50 × 16,341.75
  4. Step 4: Simplify right side
    27,519.75x = 620,667,754.17
  5. Step 5: Solve for x
    x = 620,667,754.17/27,519.75
  6. Step 6: Final answer
    x = 22,553.54

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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.