Home / 30,131.44-41,577.02-16,702.69

Finding the Fourth Proportional to 30,131.44, 41,577.02 and 16,702.69

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Solution

The fourth proportional to 30,131.44, 41,577.02 and 16,702.69 is: 23,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,131.44 : 41,577.02 = 16,702.69 : x
  2. Step 2: Convert to fraction form
    30,131.44/41,577.02 = 16,702.69/x
  3. Step 3: Cross multiply
    30,131.44x = 41,577.02 × 16,702.69
  4. Step 4: Simplify right side
    30,131.44x = 694,447,951.36
  5. Step 5: Solve for x
    x = 694,447,951.36/30,131.44
  6. Step 6: Final answer
    x = 23,047.29

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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.