Home / 29,106.52-40,163.88-19,544.47

Finding the Fourth Proportional to 29,106.52, 40,163.88 and 19,544.47

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Solution

The fourth proportional to 29,106.52, 40,163.88 and 19,544.47 is: 26,969.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,106.52 : 40,163.88 = 19,544.47 : x
  2. Step 2: Convert to fraction form
    29,106.52/40,163.88 = 19,544.47/x
  3. Step 3: Cross multiply
    29,106.52x = 40,163.88 × 19,544.47
  4. Step 4: Simplify right side
    29,106.52x = 784,981,747.74
  5. Step 5: Solve for x
    x = 784,981,747.74/29,106.52
  6. Step 6: Final answer
    x = 26,969.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.