Home / 18,804.88-25,923-14,818.08

Finding the Fourth Proportional to 18,804.88, 25,923 and 14,818.08

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Solution

The fourth proportional to 18,804.88, 25,923 and 14,818.08 is: 20,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,804.88 : 25,923 = 14,818.08 : x
  2. Step 2: Convert to fraction form
    18,804.88/25,923 = 14,818.08/x
  3. Step 3: Cross multiply
    18,804.88x = 25,923 × 14,818.08
  4. Step 4: Simplify right side
    18,804.88x = 384,129,087.84
  5. Step 5: Solve for x
    x = 384,129,087.84/18,804.88
  6. Step 6: Final answer
    x = 20,427.10

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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.