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Finding the Fourth Proportional to 18,595.48, 25,662.18 and 10,212.04

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Solution

The fourth proportional to 18,595.48, 25,662.18 and 10,212.04 is: 14,092.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,595.48 : 25,662.18 = 10,212.04 : x
  2. Step 2: Convert to fraction form
    18,595.48/25,662.18 = 10,212.04/x
  3. Step 3: Cross multiply
    18,595.48x = 25,662.18 × 10,212.04
  4. Step 4: Simplify right side
    18,595.48x = 262,063,208.65
  5. Step 5: Solve for x
    x = 262,063,208.65/18,595.48
  6. Step 6: Final answer
    x = 14,092.84

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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.