Home / 40,121.58-60,181.94-10,538.88

Finding the Fourth Proportional to 40,121.58, 60,181.94 and 10,538.88

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Solution

The fourth proportional to 40,121.58, 60,181.94 and 10,538.88 is: 15,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,121.58 : 60,181.94 = 10,538.88 : x
  2. Step 2: Convert to fraction form
    40,121.58/60,181.94 = 10,538.88/x
  3. Step 3: Cross multiply
    40,121.58x = 60,181.94 × 10,538.88
  4. Step 4: Simplify right side
    40,121.58x = 634,250,243.83
  5. Step 5: Solve for x
    x = 634,250,243.83/40,121.58
  6. Step 6: Final answer
    x = 15,808.21

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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.