Home / 17,438.58-26,110.89-13,911.84

Finding the Fourth Proportional to 17,438.58, 26,110.89 and 13,911.84

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Solution

The fourth proportional to 17,438.58, 26,110.89 and 13,911.84 is: 20,830.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.58 : 26,110.89 = 13,911.84 : x
  2. Step 2: Convert to fraction form
    17,438.58/26,110.89 = 13,911.84/x
  3. Step 3: Cross multiply
    17,438.58x = 26,110.89 × 13,911.84
  4. Step 4: Simplify right side
    17,438.58x = 363,250,523.94
  5. Step 5: Solve for x
    x = 363,250,523.94/17,438.58
  6. Step 6: Final answer
    x = 20,830.28

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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.