Home / 19,357.17-29,053.58-11,976.05

Finding the Fourth Proportional to 19,357.17, 29,053.58 and 11,976.05

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Solution

The fourth proportional to 19,357.17, 29,053.58 and 11,976.05 is: 17,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,357.17 : 29,053.58 = 11,976.05 : x
  2. Step 2: Convert to fraction form
    19,357.17/29,053.58 = 11,976.05/x
  3. Step 3: Cross multiply
    19,357.17x = 29,053.58 × 11,976.05
  4. Step 4: Simplify right side
    19,357.17x = 347,946,921.61
  5. Step 5: Solve for x
    x = 347,946,921.61/19,357.17
  6. Step 6: Final answer
    x = 17,975.09

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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.