Home / 20,050.09-27,670.41-11,552.05

Finding the Fourth Proportional to 20,050.09, 27,670.41 and 11,552.05

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Solution

The fourth proportional to 20,050.09, 27,670.41 and 11,552.05 is: 15,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.09 : 27,670.41 = 11,552.05 : x
  2. Step 2: Convert to fraction form
    20,050.09/27,670.41 = 11,552.05/x
  3. Step 3: Cross multiply
    20,050.09x = 27,670.41 × 11,552.05
  4. Step 4: Simplify right side
    20,050.09x = 319,649,994.43
  5. Step 5: Solve for x
    x = 319,649,994.43/20,050.09
  6. Step 6: Final answer
    x = 15,942.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.