Home / 18,830.03-28,189.58-16,494.60

Finding the Fourth Proportional to 18,830.03, 28,189.58 and 16,494.60

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Solution

The fourth proportional to 18,830.03, 28,189.58 and 16,494.60 is: 24,693.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830.03 : 28,189.58 = 16,494.60 : x
  2. Step 2: Convert to fraction form
    18,830.03/28,189.58 = 16,494.60/x
  3. Step 3: Cross multiply
    18,830.03x = 28,189.58 × 16,494.60
  4. Step 4: Simplify right side
    18,830.03x = 464,975,763.80
  5. Step 5: Solve for x
    x = 464,975,763.80/18,830.03
  6. Step 6: Final answer
    x = 24,693.31

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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.