Home / 18,475.84-25,469.66-14,700.44

Finding the Fourth Proportional to 18,475.84, 25,469.66 and 14,700.44

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Solution

The fourth proportional to 18,475.84, 25,469.66 and 14,700.44 is: 20,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.84 : 25,469.66 = 14,700.44 : x
  2. Step 2: Convert to fraction form
    18,475.84/25,469.66 = 14,700.44/x
  3. Step 3: Cross multiply
    18,475.84x = 25,469.66 × 14,700.44
  4. Step 4: Simplify right side
    18,475.84x = 374,415,208.65
  5. Step 5: Solve for x
    x = 374,415,208.65/18,475.84
  6. Step 6: Final answer
    x = 20,265.13

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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.