Home / 19,157.46-28,694.88-10,373.82

Finding the Fourth Proportional to 19,157.46, 28,694.88 and 10,373.82

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Solution

The fourth proportional to 19,157.46, 28,694.88 and 10,373.82 is: 15,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.46 : 28,694.88 = 10,373.82 : x
  2. Step 2: Convert to fraction form
    19,157.46/28,694.88 = 10,373.82/x
  3. Step 3: Cross multiply
    19,157.46x = 28,694.88 × 10,373.82
  4. Step 4: Simplify right side
    19,157.46x = 297,675,520.04
  5. Step 5: Solve for x
    x = 297,675,520.04/19,157.46
  6. Step 6: Final answer
    x = 15,538.36

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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.