Home / 26,076.57-39,074.59-17,609.89

Finding the Fourth Proportional to 26,076.57, 39,074.59 and 17,609.89

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Solution

The fourth proportional to 26,076.57, 39,074.59 and 17,609.89 is: 26,387.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076.57 : 39,074.59 = 17,609.89 : x
  2. Step 2: Convert to fraction form
    26,076.57/39,074.59 = 17,609.89/x
  3. Step 3: Cross multiply
    26,076.57x = 39,074.59 × 17,609.89
  4. Step 4: Simplify right side
    26,076.57x = 688,099,231.70
  5. Step 5: Solve for x
    x = 688,099,231.70/26,076.57
  6. Step 6: Final answer
    x = 26,387.64

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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.