Home / 16,770.82-25,155.97-4,290.74

Finding the Fourth Proportional to 16,770.82, 25,155.97 and 4,290.74

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Solution

The fourth proportional to 16,770.82, 25,155.97 and 4,290.74 is: 6,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770.82 : 25,155.97 = 4,290.74 : x
  2. Step 2: Convert to fraction form
    16,770.82/25,155.97 = 4,290.74/x
  3. Step 3: Cross multiply
    16,770.82x = 25,155.97 × 4,290.74
  4. Step 4: Simplify right side
    16,770.82x = 107,937,582.17
  5. Step 5: Solve for x
    x = 107,937,582.17/16,770.82
  6. Step 6: Final answer
    x = 6,436.04

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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.