Home / 28,124.46-42,195.51-16,892.69

Finding the Fourth Proportional to 28,124.46, 42,195.51 and 16,892.69

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Solution

The fourth proportional to 28,124.46, 42,195.51 and 16,892.69 is: 25,344.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,124.46 : 42,195.51 = 16,892.69 : x
  2. Step 2: Convert to fraction form
    28,124.46/42,195.51 = 16,892.69/x
  3. Step 3: Cross multiply
    28,124.46x = 42,195.51 × 16,892.69
  4. Step 4: Simplify right side
    28,124.46x = 712,795,458.84
  5. Step 5: Solve for x
    x = 712,795,458.84/28,124.46
  6. Step 6: Final answer
    x = 25,344.33

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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.