Home / 18,699.54-25,814.88-14,441.04

Finding the Fourth Proportional to 18,699.54, 25,814.88 and 14,441.04

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Solution

The fourth proportional to 18,699.54, 25,814.88 and 14,441.04 is: 19,935.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,699.54 : 25,814.88 = 14,441.04 : x
  2. Step 2: Convert to fraction form
    18,699.54/25,814.88 = 14,441.04/x
  3. Step 3: Cross multiply
    18,699.54x = 25,814.88 × 14,441.04
  4. Step 4: Simplify right side
    18,699.54x = 372,793,714.68
  5. Step 5: Solve for x
    x = 372,793,714.68/18,699.54
  6. Step 6: Final answer
    x = 19,935.98

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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.