Home / 26,084.79-39,136.82-12,051.54

Finding the Fourth Proportional to 26,084.79, 39,136.82 and 12,051.54

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Solution

The fourth proportional to 26,084.79, 39,136.82 and 12,051.54 is: 18,081.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,084.79 : 39,136.82 = 12,051.54 : x
  2. Step 2: Convert to fraction form
    26,084.79/39,136.82 = 12,051.54/x
  3. Step 3: Cross multiply
    26,084.79x = 39,136.82 × 12,051.54
  4. Step 4: Simplify right side
    26,084.79x = 471,658,891.45
  5. Step 5: Solve for x
    x = 471,658,891.45/26,084.79
  6. Step 6: Final answer
    x = 18,081.76

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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.