Home / 18,230.58-25,164.45-10,679.33

Finding the Fourth Proportional to 18,230.58, 25,164.45 and 10,679.33

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Solution

The fourth proportional to 18,230.58, 25,164.45 and 10,679.33 is: 14,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230.58 : 25,164.45 = 10,679.33 : x
  2. Step 2: Convert to fraction form
    18,230.58/25,164.45 = 10,679.33/x
  3. Step 3: Cross multiply
    18,230.58x = 25,164.45 × 10,679.33
  4. Step 4: Simplify right side
    18,230.58x = 268,739,528.73
  5. Step 5: Solve for x
    x = 268,739,528.73/18,230.58
  6. Step 6: Final answer
    x = 14,741.14

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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.