Home / 30,173.72-41,644.71-16,749.27

Finding the Fourth Proportional to 30,173.72, 41,644.71 and 16,749.27

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Solution

The fourth proportional to 30,173.72, 41,644.71 and 16,749.27 is: 23,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,173.72 : 41,644.71 = 16,749.27 : x
  2. Step 2: Convert to fraction form
    30,173.72/41,644.71 = 16,749.27/x
  3. Step 3: Cross multiply
    30,173.72x = 41,644.71 × 16,749.27
  4. Step 4: Simplify right side
    30,173.72x = 697,518,491.86
  5. Step 5: Solve for x
    x = 697,518,491.86/30,173.72
  6. Step 6: Final answer
    x = 23,116.76

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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.