Home / 13,170.24-19,752.66-5,770.62

Finding the Fourth Proportional to 13,170.24, 19,752.66 and 5,770.62

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Solution

The fourth proportional to 13,170.24, 19,752.66 and 5,770.62 is: 8,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,170.24 : 19,752.66 = 5,770.62 : x
  2. Step 2: Convert to fraction form
    13,170.24/19,752.66 = 5,770.62/x
  3. Step 3: Cross multiply
    13,170.24x = 19,752.66 × 5,770.62
  4. Step 4: Simplify right side
    13,170.24x = 113,985,094.85
  5. Step 5: Solve for x
    x = 113,985,094.85/13,170.24
  6. Step 6: Final answer
    x = 8,654.75

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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.