Home / 55,061.21-82,597.26-17,611.88

Finding the Fourth Proportional to 55,061.21, 82,597.26 and 17,611.88

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Solution

The fourth proportional to 55,061.21, 82,597.26 and 17,611.88 is: 26,419.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,061.21 : 82,597.26 = 17,611.88 : x
  2. Step 2: Convert to fraction form
    55,061.21/82,597.26 = 17,611.88/x
  3. Step 3: Cross multiply
    55,061.21x = 82,597.26 × 17,611.88
  4. Step 4: Simplify right side
    55,061.21x = 1,454,692,618.46
  5. Step 5: Solve for x
    x = 1,454,692,618.46/55,061.21
  6. Step 6: Final answer
    x = 26,419.56

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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.