Home / 34,261.54-51,361.14-13,188.14

Finding the Fourth Proportional to 34,261.54, 51,361.14 and 13,188.14

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Solution

The fourth proportional to 34,261.54, 51,361.14 and 13,188.14 is: 19,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.54 : 51,361.14 = 13,188.14 : x
  2. Step 2: Convert to fraction form
    34,261.54/51,361.14 = 13,188.14/x
  3. Step 3: Cross multiply
    34,261.54x = 51,361.14 × 13,188.14
  4. Step 4: Simplify right side
    34,261.54x = 677,357,904.88
  5. Step 5: Solve for x
    x = 677,357,904.88/34,261.54
  6. Step 6: Final answer
    x = 19,770.21

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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.