Home / 30,346.85-41,877.79-16,917.83

Finding the Fourth Proportional to 30,346.85, 41,877.79 and 16,917.83

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Solution

The fourth proportional to 30,346.85, 41,877.79 and 16,917.83 is: 23,346.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346.85 : 41,877.79 = 16,917.83 : x
  2. Step 2: Convert to fraction form
    30,346.85/41,877.79 = 16,917.83/x
  3. Step 3: Cross multiply
    30,346.85x = 41,877.79 × 16,917.83
  4. Step 4: Simplify right side
    30,346.85x = 708,481,332.52
  5. Step 5: Solve for x
    x = 708,481,332.52/30,346.85
  6. Step 6: Final answer
    x = 23,346.12

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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.