Home / 18,770.79-25,765.71-16,598.73

Finding the Fourth Proportional to 18,770.79, 25,765.71 and 16,598.73

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Solution

The fourth proportional to 18,770.79, 25,765.71 and 16,598.73 is: 22,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,770.79 : 25,765.71 = 16,598.73 : x
  2. Step 2: Convert to fraction form
    18,770.79/25,765.71 = 16,598.73/x
  3. Step 3: Cross multiply
    18,770.79x = 25,765.71 × 16,598.73
  4. Step 4: Simplify right side
    18,770.79x = 427,678,063.55
  5. Step 5: Solve for x
    x = 427,678,063.55/18,770.79
  6. Step 6: Final answer
    x = 22,784.23

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Half scale
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Double scale
Find fourth proportional to 18,771.79, 25,767.08 and 16,599.73
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.