Home / 19,158.99-28,726.62-8,059.95

Finding the Fourth Proportional to 19,158.99, 28,726.62 and 8,059.95

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Solution

The fourth proportional to 19,158.99, 28,726.62 and 8,059.95 is: 12,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158.99 : 28,726.62 = 8,059.95 : x
  2. Step 2: Convert to fraction form
    19,158.99/28,726.62 = 8,059.95/x
  3. Step 3: Cross multiply
    19,158.99x = 28,726.62 × 8,059.95
  4. Step 4: Simplify right side
    19,158.99x = 231,535,120.87
  5. Step 5: Solve for x
    x = 231,535,120.87/19,158.99
  6. Step 6: Final answer
    x = 12,084.93

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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.