Home / 25,812.64-35,621.44-14,634.56

Finding the Fourth Proportional to 25,812.64, 35,621.44 and 14,634.56

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Solution

The fourth proportional to 25,812.64, 35,621.44 and 14,634.56 is: 20,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812.64 : 35,621.44 = 14,634.56 : x
  2. Step 2: Convert to fraction form
    25,812.64/35,621.44 = 14,634.56/x
  3. Step 3: Cross multiply
    25,812.64x = 35,621.44 × 14,634.56
  4. Step 4: Simplify right side
    25,812.64x = 521,304,100.97
  5. Step 5: Solve for x
    x = 521,304,100.97/25,812.64
  6. Step 6: Final answer
    x = 20,195.69

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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.