Home / 45,777.39-63,172.73-25,634.28

Finding the Fourth Proportional to 45,777.39, 63,172.73 and 25,634.28

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Solution

The fourth proportional to 45,777.39, 63,172.73 and 25,634.28 is: 35,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.39 : 63,172.73 = 25,634.28 : x
  2. Step 2: Convert to fraction form
    45,777.39/63,172.73 = 25,634.28/x
  3. Step 3: Cross multiply
    45,777.39x = 63,172.73 × 25,634.28
  4. Step 4: Simplify right side
    45,777.39x = 1,619,387,321.01
  5. Step 5: Solve for x
    x = 1,619,387,321.01/45,777.39
  6. Step 6: Final answer
    x = 35,375.27

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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.