Home / 13,836.12-19,096.97-8,796.40

Finding the Fourth Proportional to 13,836.12, 19,096.97 and 8,796.40

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Solution

The fourth proportional to 13,836.12, 19,096.97 and 8,796.40 is: 12,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.12 : 19,096.97 = 8,796.40 : x
  2. Step 2: Convert to fraction form
    13,836.12/19,096.97 = 8,796.40/x
  3. Step 3: Cross multiply
    13,836.12x = 19,096.97 × 8,796.40
  4. Step 4: Simplify right side
    13,836.12x = 167,984,495.18
  5. Step 5: Solve for x
    x = 167,984,495.18/13,836.12
  6. Step 6: Final answer
    x = 12,141.02

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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.