Home / 20,008.46-27,611.72-10,933.92

Finding the Fourth Proportional to 20,008.46, 27,611.72 and 10,933.92

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Solution

The fourth proportional to 20,008.46, 27,611.72 and 10,933.92 is: 15,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,008.46 : 27,611.72 = 10,933.92 : x
  2. Step 2: Convert to fraction form
    20,008.46/27,611.72 = 10,933.92/x
  3. Step 3: Cross multiply
    20,008.46x = 27,611.72 × 10,933.92
  4. Step 4: Simplify right side
    20,008.46x = 301,904,282.87
  5. Step 5: Solve for x
    x = 301,904,282.87/20,008.46
  6. Step 6: Final answer
    x = 15,088.84

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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.