Home / 28,935.44-39,932.04-16,998.67

Finding the Fourth Proportional to 28,935.44, 39,932.04 and 16,998.67

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Solution

The fourth proportional to 28,935.44, 39,932.04 and 16,998.67 is: 23,458.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935.44 : 39,932.04 = 16,998.67 : x
  2. Step 2: Convert to fraction form
    28,935.44/39,932.04 = 16,998.67/x
  3. Step 3: Cross multiply
    28,935.44x = 39,932.04 × 16,998.67
  4. Step 4: Simplify right side
    28,935.44x = 678,791,570.39
  5. Step 5: Solve for x
    x = 678,791,570.39/28,935.44
  6. Step 6: Final answer
    x = 23,458.83

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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.