Home / 27,490.37-41,232.82-12,699.07

Finding the Fourth Proportional to 27,490.37, 41,232.82 and 12,699.07

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Solution

The fourth proportional to 27,490.37, 41,232.82 and 12,699.07 is: 19,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,490.37 : 41,232.82 = 12,699.07 : x
  2. Step 2: Convert to fraction form
    27,490.37/41,232.82 = 12,699.07/x
  3. Step 3: Cross multiply
    27,490.37x = 41,232.82 × 12,699.07
  4. Step 4: Simplify right side
    27,490.37x = 523,618,403.98
  5. Step 5: Solve for x
    x = 523,618,403.98/27,490.37
  6. Step 6: Final answer
    x = 19,047.34

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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.