Home / 19,295.07-28,951.98-8,771.95

Finding the Fourth Proportional to 19,295.07, 28,951.98 and 8,771.95

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Solution

The fourth proportional to 19,295.07, 28,951.98 and 8,771.95 is: 13,162.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,295.07 : 28,951.98 = 8,771.95 : x
  2. Step 2: Convert to fraction form
    19,295.07/28,951.98 = 8,771.95/x
  3. Step 3: Cross multiply
    19,295.07x = 28,951.98 × 8,771.95
  4. Step 4: Simplify right side
    19,295.07x = 253,965,320.96
  5. Step 5: Solve for x
    x = 253,965,320.96/19,295.07
  6. Step 6: Final answer
    x = 13,162.19

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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.