Home / 18,232.09-25,158.80-10,272.83

Finding the Fourth Proportional to 18,232.09, 25,158.80 and 10,272.83

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Solution

The fourth proportional to 18,232.09, 25,158.80 and 10,272.83 is: 14,175.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.09 : 25,158.80 = 10,272.83 : x
  2. Step 2: Convert to fraction form
    18,232.09/25,158.80 = 10,272.83/x
  3. Step 3: Cross multiply
    18,232.09x = 25,158.80 × 10,272.83
  4. Step 4: Simplify right side
    18,232.09x = 258,451,975.29
  5. Step 5: Solve for x
    x = 258,451,975.29/18,232.09
  6. Step 6: Final answer
    x = 14,175.67

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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.