Home / 17,505.72-26,244.41-11,945.07

Finding the Fourth Proportional to 17,505.72, 26,244.41 and 11,945.07

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Solution

The fourth proportional to 17,505.72, 26,244.41 and 11,945.07 is: 17,907.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,505.72 : 26,244.41 = 11,945.07 : x
  2. Step 2: Convert to fraction form
    17,505.72/26,244.41 = 11,945.07/x
  3. Step 3: Cross multiply
    17,505.72x = 26,244.41 × 11,945.07
  4. Step 4: Simplify right side
    17,505.72x = 313,491,254.83
  5. Step 5: Solve for x
    x = 313,491,254.83/17,505.72
  6. Step 6: Final answer
    x = 17,907.93

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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.