Home / 13,116.24-19,653.48-9,174.96

Finding the Fourth Proportional to 13,116.24, 19,653.48 and 9,174.96

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Solution

The fourth proportional to 13,116.24, 19,653.48 and 9,174.96 is: 13,747.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116.24 : 19,653.48 = 9,174.96 : x
  2. Step 2: Convert to fraction form
    13,116.24/19,653.48 = 9,174.96/x
  3. Step 3: Cross multiply
    13,116.24x = 19,653.48 × 9,174.96
  4. Step 4: Simplify right side
    13,116.24x = 180,319,892.86
  5. Step 5: Solve for x
    x = 180,319,892.86/13,116.24
  6. Step 6: Final answer
    x = 13,747.83

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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.