Home / 30,171.70-41,634.08-17,423.92

Finding the Fourth Proportional to 30,171.70, 41,634.08 and 17,423.92

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Solution

The fourth proportional to 30,171.70, 41,634.08 and 17,423.92 is: 24,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.70 : 41,634.08 = 17,423.92 : x
  2. Step 2: Convert to fraction form
    30,171.70/41,634.08 = 17,423.92/x
  3. Step 3: Cross multiply
    30,171.70x = 41,634.08 × 17,423.92
  4. Step 4: Simplify right side
    30,171.70x = 725,428,879.19
  5. Step 5: Solve for x
    x = 725,428,879.19/30,171.70
  6. Step 6: Final answer
    x = 24,043.35

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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.