Home / 42,137.14-63,190.20-17,163.63

Finding the Fourth Proportional to 42,137.14, 63,190.20 and 17,163.63

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Solution

The fourth proportional to 42,137.14, 63,190.20 and 17,163.63 is: 25,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,137.14 : 63,190.20 = 17,163.63 : x
  2. Step 2: Convert to fraction form
    42,137.14/63,190.20 = 17,163.63/x
  3. Step 3: Cross multiply
    42,137.14x = 63,190.20 × 17,163.63
  4. Step 4: Simplify right side
    42,137.14x = 1,084,573,212.43
  5. Step 5: Solve for x
    x = 1,084,573,212.43/42,137.14
  6. Step 6: Final answer
    x = 25,739.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.