Home / 29,289.74-43,959.72-11,772.14

Finding the Fourth Proportional to 29,289.74, 43,959.72 and 11,772.14

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Solution

The fourth proportional to 29,289.74, 43,959.72 and 11,772.14 is: 17,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,289.74 : 43,959.72 = 11,772.14 : x
  2. Step 2: Convert to fraction form
    29,289.74/43,959.72 = 11,772.14/x
  3. Step 3: Cross multiply
    29,289.74x = 43,959.72 × 11,772.14
  4. Step 4: Simplify right side
    29,289.74x = 517,499,978.20
  5. Step 5: Solve for x
    x = 517,499,978.20/29,289.74
  6. Step 6: Final answer
    x = 17,668.30

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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.