Home / 29,240.67-43,853.21-8,179.40

Finding the Fourth Proportional to 29,240.67, 43,853.21 and 8,179.40

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Solution

The fourth proportional to 29,240.67, 43,853.21 and 8,179.40 is: 12,266.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240.67 : 43,853.21 = 8,179.40 : x
  2. Step 2: Convert to fraction form
    29,240.67/43,853.21 = 8,179.40/x
  3. Step 3: Cross multiply
    29,240.67x = 43,853.21 × 8,179.40
  4. Step 4: Simplify right side
    29,240.67x = 358,693,009.07
  5. Step 5: Solve for x
    x = 358,693,009.07/29,240.67
  6. Step 6: Final answer
    x = 12,266.92

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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.