Home / 18,569.55-27,808.88-16,770.39

Finding the Fourth Proportional to 18,569.55, 27,808.88 and 16,770.39

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Solution

The fourth proportional to 18,569.55, 27,808.88 and 16,770.39 is: 25,114.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.55 : 27,808.88 = 16,770.39 : x
  2. Step 2: Convert to fraction form
    18,569.55/27,808.88 = 16,770.39/x
  3. Step 3: Cross multiply
    18,569.55x = 27,808.88 × 16,770.39
  4. Step 4: Simplify right side
    18,569.55x = 466,365,804.99
  5. Step 5: Solve for x
    x = 466,365,804.99/18,569.55
  6. Step 6: Final answer
    x = 25,114.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.