Home / 26,145.06-39,185.46-12,086.07

Finding the Fourth Proportional to 26,145.06, 39,185.46 and 12,086.07

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Solution

The fourth proportional to 26,145.06, 39,185.46 and 12,086.07 is: 18,114.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.06 : 39,185.46 = 12,086.07 : x
  2. Step 2: Convert to fraction form
    26,145.06/39,185.46 = 12,086.07/x
  3. Step 3: Cross multiply
    26,145.06x = 39,185.46 × 12,086.07
  4. Step 4: Simplify right side
    26,145.06x = 473,598,212.54
  5. Step 5: Solve for x
    x = 473,598,212.54/26,145.06
  6. Step 6: Final answer
    x = 18,114.25

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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.