Home / 30,174.47-41,638.83-16,745.74

Finding the Fourth Proportional to 30,174.47, 41,638.83 and 16,745.74

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Solution

The fourth proportional to 30,174.47, 41,638.83 and 16,745.74 is: 23,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,174.47 : 41,638.83 = 16,745.74 : x
  2. Step 2: Convert to fraction form
    30,174.47/41,638.83 = 16,745.74/x
  3. Step 3: Cross multiply
    30,174.47x = 41,638.83 × 16,745.74
  4. Step 4: Simplify right side
    30,174.47x = 697,272,995.48
  5. Step 5: Solve for x
    x = 697,272,995.48/30,174.47
  6. Step 6: Final answer
    x = 23,108.04

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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.