Home / 25,500.21-35,189.06-14,170.47

Finding the Fourth Proportional to 25,500.21, 35,189.06 and 14,170.47

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Solution

The fourth proportional to 25,500.21, 35,189.06 and 14,170.47 is: 19,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,500.21 : 35,189.06 = 14,170.47 : x
  2. Step 2: Convert to fraction form
    25,500.21/35,189.06 = 14,170.47/x
  3. Step 3: Cross multiply
    25,500.21x = 35,189.06 × 14,170.47
  4. Step 4: Simplify right side
    25,500.21x = 498,645,519.06
  5. Step 5: Solve for x
    x = 498,645,519.06/25,500.21
  6. Step 6: Final answer
    x = 19,554.57

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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.