Home / 30,160.90-41,622.27-16,548.85

Finding the Fourth Proportional to 30,160.90, 41,622.27 and 16,548.85

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Solution

The fourth proportional to 30,160.90, 41,622.27 and 16,548.85 is: 22,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,160.90 : 41,622.27 = 16,548.85 : x
  2. Step 2: Convert to fraction form
    30,160.90/41,622.27 = 16,548.85/x
  3. Step 3: Cross multiply
    30,160.90x = 41,622.27 × 16,548.85
  4. Step 4: Simplify right side
    30,160.90x = 688,800,702.89
  5. Step 5: Solve for x
    x = 688,800,702.89/30,160.90
  6. Step 6: Final answer
    x = 22,837.54

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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.