Home / 19,264.60-28,903.07-8,180.62

Finding the Fourth Proportional to 19,264.60, 28,903.07 and 8,180.62

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Solution

The fourth proportional to 19,264.60, 28,903.07 and 8,180.62 is: 12,273.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.60 : 28,903.07 = 8,180.62 : x
  2. Step 2: Convert to fraction form
    19,264.60/28,903.07 = 8,180.62/x
  3. Step 3: Cross multiply
    19,264.60x = 28,903.07 × 8,180.62
  4. Step 4: Simplify right side
    19,264.60x = 236,444,980.70
  5. Step 5: Solve for x
    x = 236,444,980.70/19,264.60
  6. Step 6: Final answer
    x = 12,273.55

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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.