Home / 17,917.12-24,732.33-13,453.76

Finding the Fourth Proportional to 17,917.12, 24,732.33 and 13,453.76

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Solution

The fourth proportional to 17,917.12, 24,732.33 and 13,453.76 is: 18,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.12 : 24,732.33 = 13,453.76 : x
  2. Step 2: Convert to fraction form
    17,917.12/24,732.33 = 13,453.76/x
  3. Step 3: Cross multiply
    17,917.12x = 24,732.33 × 13,453.76
  4. Step 4: Simplify right side
    17,917.12x = 332,742,893.89
  5. Step 5: Solve for x
    x = 332,742,893.89/17,917.12
  6. Step 6: Final answer
    x = 18,571.23

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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.