Home / 13,164.12-19,734.44-4,842.14

Finding the Fourth Proportional to 13,164.12, 19,734.44 and 4,842.14

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Solution

The fourth proportional to 13,164.12, 19,734.44 and 4,842.14 is: 7,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.12 : 19,734.44 = 4,842.14 : x
  2. Step 2: Convert to fraction form
    13,164.12/19,734.44 = 4,842.14/x
  3. Step 3: Cross multiply
    13,164.12x = 19,734.44 × 4,842.14
  4. Step 4: Simplify right side
    13,164.12x = 95,556,798.42
  5. Step 5: Solve for x
    x = 95,556,798.42/13,164.12
  6. Step 6: Final answer
    x = 7,258.88

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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.