Home / 11,429.44-17,133.60-4,502.40

Finding the Fourth Proportional to 11,429.44, 17,133.60 and 4,502.40

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Solution

The fourth proportional to 11,429.44, 17,133.60 and 4,502.40 is: 6,749.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,429.44 : 17,133.60 = 4,502.40 : x
  2. Step 2: Convert to fraction form
    11,429.44/17,133.60 = 4,502.40/x
  3. Step 3: Cross multiply
    11,429.44x = 17,133.60 × 4,502.40
  4. Step 4: Simplify right side
    11,429.44x = 77,142,320.64
  5. Step 5: Solve for x
    x = 77,142,320.64/11,429.44
  6. Step 6: Final answer
    x = 6,749.44

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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.