Home / 19,264.70-28,897.14-8,168.60

Finding the Fourth Proportional to 19,264.70, 28,897.14 and 8,168.60

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Solution

The fourth proportional to 19,264.70, 28,897.14 and 8,168.60 is: 12,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.70 : 28,897.14 = 8,168.60 : x
  2. Step 2: Convert to fraction form
    19,264.70/28,897.14 = 8,168.60/x
  3. Step 3: Cross multiply
    19,264.70x = 28,897.14 × 8,168.60
  4. Step 4: Simplify right side
    19,264.70x = 236,049,177.80
  5. Step 5: Solve for x
    x = 236,049,177.80/19,264.70
  6. Step 6: Final answer
    x = 12,252.94

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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.