Home / 13,465.44-20,193.30-5,670

Finding the Fourth Proportional to 13,465.44, 20,193.30 and 5,670

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Solution

The fourth proportional to 13,465.44, 20,193.30 and 5,670 is: 8,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.44 : 20,193.30 = 5,670 : x
  2. Step 2: Convert to fraction form
    13,465.44/20,193.30 = 5,670/x
  3. Step 3: Cross multiply
    13,465.44x = 20,193.30 × 5,670
  4. Step 4: Simplify right side
    13,465.44x = 114,496,011
  5. Step 5: Solve for x
    x = 114,496,011/13,465.44
  6. Step 6: Final answer
    x = 8,502.95

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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.