Home / 16,770.33-25,155.39-4,290.33

Finding the Fourth Proportional to 16,770.33, 25,155.39 and 4,290.33

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Solution

The fourth proportional to 16,770.33, 25,155.39 and 4,290.33 is: 6,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.33 : 25,155.39 = 4,290.33 : x
  2. Step 2: Convert to fraction form
    16,770.33/25,155.39 = 4,290.33/x
  3. Step 3: Cross multiply
    16,770.33x = 25,155.39 × 4,290.33
  4. Step 4: Simplify right side
    16,770.33x = 107,924,924.38
  5. Step 5: Solve for x
    x = 107,924,924.38/16,770.33
  6. Step 6: Final answer
    x = 6,435.47

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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.