Home / 14,892.39-20,550.48-8,176.65

Finding the Fourth Proportional to 14,892.39, 20,550.48 and 8,176.65

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Solution

The fourth proportional to 14,892.39, 20,550.48 and 8,176.65 is: 11,283.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,892.39 : 20,550.48 = 8,176.65 : x
  2. Step 2: Convert to fraction form
    14,892.39/20,550.48 = 8,176.65/x
  3. Step 3: Cross multiply
    14,892.39x = 20,550.48 × 8,176.65
  4. Step 4: Simplify right side
    14,892.39x = 168,033,974.57
  5. Step 5: Solve for x
    x = 168,033,974.57/14,892.39
  6. Step 6: Final answer
    x = 11,283.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.