Home / 14,377.66-19,735.16-12,770.62

Finding the Fourth Proportional to 14,377.66, 19,735.16 and 12,770.62

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Solution

The fourth proportional to 14,377.66, 19,735.16 and 12,770.62 is: 17,529.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,377.66 : 19,735.16 = 12,770.62 : x
  2. Step 2: Convert to fraction form
    14,377.66/19,735.16 = 12,770.62/x
  3. Step 3: Cross multiply
    14,377.66x = 19,735.16 × 12,770.62
  4. Step 4: Simplify right side
    14,377.66x = 252,030,229.00
  5. Step 5: Solve for x
    x = 252,030,229.00/14,377.66
  6. Step 6: Final answer
    x = 17,529.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.