Home / 12,592.26-18,876.07-4,688.98

Finding the Fourth Proportional to 12,592.26, 18,876.07 and 4,688.98

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Solution

The fourth proportional to 12,592.26, 18,876.07 and 4,688.98 is: 7,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.26 : 18,876.07 = 4,688.98 : x
  2. Step 2: Convert to fraction form
    12,592.26/18,876.07 = 4,688.98/x
  3. Step 3: Cross multiply
    12,592.26x = 18,876.07 × 4,688.98
  4. Step 4: Simplify right side
    12,592.26x = 88,509,473.38
  5. Step 5: Solve for x
    x = 88,509,473.38/12,592.26
  6. Step 6: Final answer
    x = 7,028.88

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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.