Home / 19,257.12-28,877.04-6,107.04

Finding the Fourth Proportional to 19,257.12, 28,877.04 and 6,107.04

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Solution

The fourth proportional to 19,257.12, 28,877.04 and 6,107.04 is: 9,157.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257.12 : 28,877.04 = 6,107.04 : x
  2. Step 2: Convert to fraction form
    19,257.12/28,877.04 = 6,107.04/x
  3. Step 3: Cross multiply
    19,257.12x = 28,877.04 × 6,107.04
  4. Step 4: Simplify right side
    19,257.12x = 176,353,238.36
  5. Step 5: Solve for x
    x = 176,353,238.36/19,257.12
  6. Step 6: Final answer
    x = 9,157.82

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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.