Home / 26,190.42-39,209.88-23,486.31

Finding the Fourth Proportional to 26,190.42, 39,209.88 and 23,486.31

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Solution

The fourth proportional to 26,190.42, 39,209.88 and 23,486.31 is: 35,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.42 : 39,209.88 = 23,486.31 : x
  2. Step 2: Convert to fraction form
    26,190.42/39,209.88 = 23,486.31/x
  3. Step 3: Cross multiply
    26,190.42x = 39,209.88 × 23,486.31
  4. Step 4: Simplify right side
    26,190.42x = 920,895,396.74
  5. Step 5: Solve for x
    x = 920,895,396.74/26,190.42
  6. Step 6: Final answer
    x = 35,161.54

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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.