Home / 13,864.32-20,796.48-6,071.52

Finding the Fourth Proportional to 13,864.32, 20,796.48 and 6,071.52

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Solution

The fourth proportional to 13,864.32, 20,796.48 and 6,071.52 is: 9,107.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864.32 : 20,796.48 = 6,071.52 : x
  2. Step 2: Convert to fraction form
    13,864.32/20,796.48 = 6,071.52/x
  3. Step 3: Cross multiply
    13,864.32x = 20,796.48 × 6,071.52
  4. Step 4: Simplify right side
    13,864.32x = 126,266,244.25
  5. Step 5: Solve for x
    x = 126,266,244.25/13,864.32
  6. Step 6: Final answer
    x = 9,107.28

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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.