Home / 18,557.42-25,609.55-10,059.71

Finding the Fourth Proportional to 18,557.42, 25,609.55 and 10,059.71

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Solution

The fourth proportional to 18,557.42, 25,609.55 and 10,059.71 is: 13,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,557.42 : 25,609.55 = 10,059.71 : x
  2. Step 2: Convert to fraction form
    18,557.42/25,609.55 = 10,059.71/x
  3. Step 3: Cross multiply
    18,557.42x = 25,609.55 × 10,059.71
  4. Step 4: Simplify right side
    18,557.42x = 257,624,467.88
  5. Step 5: Solve for x
    x = 257,624,467.88/18,557.42
  6. Step 6: Final answer
    x = 13,882.56

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Half scale
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Double scale
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Similar ratio
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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.